1000 Tools,
One Domain

Count words, characters, sentences, and paragraphs in any text instantly. Free online word counter tool for writers, students, and SEO professionals.

Count characters with and without spaces in any text. Essential for Twitter posts, SMS messages, meta descriptions, and character-limited fields.

Convert text between uppercase, lowercase, title case, camelCase, snake_case, and more. Free instant text case transformer for developers and writers.

Reverse any text string, sentence, or paragraph instantly online. Useful for creating mirror text, testing palindromes, and simple text obfuscation.

Generate Lorem Ipsum placeholder text for designs and mockups. Choose paragraphs, sentences, or words. The original dummy text generator, free and fast.

Repeat any text a chosen number of times with a custom separator. Free online text repeater — perfect for creating test data, patterns, and bulk content.

Remove duplicate lines from any text or list instantly. Paste your content, eliminate repeated lines, and copy clean unique results in seconds.

Sort lines alphabetically from A-Z or Z-A with one click. Supports case-sensitive sorting, numeric ordering, and reverse sort for any list.

Convert Markdown text to clean HTML instantly with a live preview. Free online Markdown to HTML converter — copy the output code with one click.

Convert HTML markup to clean, readable Markdown instantly. Paste any HTML and get well-formatted Markdown output ready for documentation or blogs.

Translate text to Morse code and decode Morse back to English instantly. Free online Morse code translator with audio playback support.

Convert any text to the NATO phonetic alphabet instantly. Perfect for radio communication, aviation, military spelling, and phone verification.

Encode or decode text with the Caesar Cipher using any shift value. A classic ROT-N substitution cipher — ideal for puzzles, learning, and cryptography.

Apply or reverse the ROT13 text cipher instantly. Shifts every letter by 13 places — perfect for hiding spoilers, obfuscating text, and fun puzzles.

Calculate Flesch-Kincaid readability grade and score for any text. Free tool to measure reading level and optimize content for your target audience.

Analyze keyword density and find the most frequent words in any text. Essential free SEO tool for content optimization and keyword research.

Check if a word, phrase, or sentence is a palindrome instantly. Ignores spaces and punctuation for accurate detection — free and no signup required.

Translate English text to Pig Latin following standard rules. Convert any word or full sentences for fun, education, or language learning games.

Convert any text to 1337 (Leet Speak) by replacing letters with numbers and symbols. Great for gaming nicknames, internet culture, and fun transformations.

Convert text to large ASCII art letters in multiple font styles. Perfect for terminal banners, README headers, social media bios, and code comments.

Convert any text to binary code (0s and 1s) instantly. Encodes each character as an 8-bit binary string — free tool for developers and students.

Decode binary code back to readable text instantly. Supports 8-bit ASCII binary strings and outputs plain text results with no signup required.

Encode any text as hexadecimal values instantly. Each character is converted to its UTF-8 hex representation — useful for debugging and data encoding.

Decode hexadecimal values back to readable text instantly. Supports space-separated or continuous hex strings — free developer tool, no account needed.

Encode special characters as HTML entities instantly. Converts &, <, >, quotes, and more to safe HTML entities to prevent XSS injection issues.

Decode HTML entities back to plain text instantly. Converts &amp;, &lt;, &gt;, and other entities to their original characters — free online tool.

Get a random creative writing prompt instantly to spark your imagination. Unique story starters for any genre — fiction, fantasy, sci-fi, horror, and more.

Score your headline for SEO impact, emotional power, and engagement. Free headline analyzer tool for bloggers, marketers, and content creators.

Generate relevant hashtags from any topic or text for social media. Get ready-to-use hashtag lists for Twitter, Instagram, LinkedIn, and TikTok.

Compare two texts side-by-side and highlight differences instantly. Identify added, removed, and changed lines in real time — free online diff tool.

Count sentences, words, and characters in any text instantly. Free online sentence counter tool — paste your text and get live stats for writers and editors.

Convert any text to a URL-friendly slug instantly. Lowercase, hyphenated, special-character-free — perfect for blog URLs, product handles, and SEO-friendly permalinks.

Remove all blank and empty lines from any text instantly. Paste your content, click remove, and copy a clean output — free online blank line remover tool.

Strip all HTML tags from any markup and extract clean plain text instantly. Free online HTML tag remover — paste code and get readable text with one click.

Analyze letter frequency and distribution in any text. See counts and percentages for each letter a–z — free online character frequency analyzer for linguists and writers.

Count vowels and consonants in any text instantly. Shows totals, percentages, and a list of all vowels found — free online vowel counter for writers and language learners.

Estimate the total syllable count in any text and average syllables per word. Free online syllable counter — useful for poetry, lyric writing, and readability analysis.

Transform normal text into creepy Zalgo glitch text with combining Unicode diacritics. Adjust intensity — free online Zalgo text generator for Halloween, horror, and fun.

Convert text to Unicode bold and bold-italic characters for social media bios, comments, and posts. Free online bold text generator — works on Twitter, LinkedIn, and Instagram.

Calculate how long it takes to read any text at different reading speeds. Choose 200, 250, or 300 WPM — free online reading time estimator for blog posts and articles.

Format, prettify, and validate JSON online. Instantly beautify minified JSON with proper indentation and syntax highlighting. Free JSON formatter tool.

Generate RFC 4122 compliant UUIDs (v1 and v4) instantly online. Bulk generate unique identifiers for databases, APIs, and software development.

Encode any text or string to Base64 format instantly. Used for encoding data for URLs, emails, and APIs. Free online Base64 encoder tool.

Decode Base64 encoded strings back to plain text instantly. Supports standard and URL-safe Base64. Free online Base64 decoder tool.

Generate MD5, SHA-1, SHA-256, and SHA-512 cryptographic hashes from any text string. Free online hash generator using browser-native Web Crypto API.

Encode a URL or query string to percent-encoded format for safe use in HTTP requests. Free online URL encoder — converts special characters instantly.

Decode URL percent-encoded strings back to plain text instantly. Converts %XX sequences to their original characters — free developer tool.

Decode and inspect JSON Web Tokens (JWT) instantly in your browser. View the header, payload, and expiry claims — no server required, fully private.

Test regular expressions with live match highlighting in real time. Supports all JavaScript regex flags — perfect for debugging patterns and learning regex.

Build and validate cron schedule expressions visually. Get human-readable descriptions for any cron syntax — ideal for server jobs and CI/CD pipelines.

Pick colors visually and get HEX, RGB, and HSL color codes instantly. Free online color picker for designers and web developers.

Build linear and radial CSS gradients visually and copy ready-to-use CSS code. Free online gradient generator with live preview for web designers.

Generate CSS box-shadow code with a visual editor. Adjust offset, blur, spread, and color, then copy the generated CSS — free online shadow tool.

Generate CSS border-radius values with a live visual preview and copy ready-to-paste CSS code for any rounded corner shape you design.

Beautify and indent HTML markup instantly. Paste minified or messy HTML and get clean, readable, well-structured code — free online HTML formatter.

Minify CSS to reduce file size and improve page load speed. Remove whitespace and comments and copy the compressed CSS output — free online tool.

Minify JavaScript to reduce file size instantly. Remove whitespace, comments, and unnecessary characters from your scripts — free online JS minifier.

Convert a JSON array to CSV format instantly. Automatically maps JSON keys to column headers for a clean spreadsheet output — free developer tool.

Convert CSV data to a JSON array instantly. Automatically parses headers and outputs clean, valid JSON ready to use in your application or API.

Convert YAML to JSON instantly online. Paste any valid YAML and get properly formatted JSON output with one click — free tool for developers.

Generate TypeScript interfaces from a JSON object automatically. Paste your JSON and get typed interface definitions instantly — free developer tool.

Beautify and format SQL queries with proper indentation. Paste any messy SQL and get clean, readable, well-structured SQL code in seconds.

Create Markdown tables from structured input with the Markdown Table Generator. Define columns and rows and get a perfectly formatted Markdown table instantly.

Convert pixel values to REM units based on any root font-size. Free online px to rem converter for responsive CSS — essential for modern web design workflows.

Convert Unix timestamps to human-readable dates and vice versa. Free online epoch/Unix timestamp converter for developers and system administrators.

Generate .gitignore files for any tech stack with the .gitignore Generator. Select languages and frameworks and get a comprehensive, ready-to-use .gitignore file.

Break a URL into its component parts with the URL Parser. Instantly extract the protocol, host, path, query parameters and hash fragment from any URL.

Convert numbers between binary, octal, decimal and hexadecimal with the Number Base Converter. Supports all common bases with instant results.

Calculate and maintain correct aspect ratios when resizing images or videos. Enter width and height to find the ratio, or scale dimensions while preserving proportions.

Generate QR codes for any text, URL or contact info with the QR Code Generator. Download a high-resolution QR code image instantly — no sign-up needed.

Minify and compress JSON by removing whitespace and formatting. See exact byte savings — free online JSON minifier for APIs, config files, and performance optimization.

Validate JSON syntax instantly and see a formatted preview on success. Pinpoints the exact line of any error — free online JSON validator and syntax checker.

Convert JSON to YAML format instantly online. Paste your JSON and get clean, readable YAML output ready for configuration files — free developer tool.

Convert JSON objects to well-formed XML markup instantly. Free online JSON to XML converter — useful for legacy APIs, SOAP services, and data transformation.

Format and beautify XML with proper indentation instantly. Highlights errors in invalid XML — free online XML formatter for developers and data engineers.

Generate CSS text-shadow code with a visual editor. Adjust offset, blur, and color and copy the ready-to-use CSS — free online text shadow generator for web designers.

Build CSS flexbox layouts visually with a live preview. Set justify-content, align-items, flex-direction, gap, and more — free online flexbox code generator.

Generate CSS grid layout code visually with a live preview. Define columns, rows, gap, and alignment — free online CSS grid generator for responsive web design.

Encode a JSON payload into a signed JWT using HS256 in your browser. Input payload and secret to generate a token instantly — free online JWT encoder, fully private.

Bump semantic version numbers for major, minor, and patch releases with one click. Add pre-release tags and understand semver rules — free online version bumper tool.

Escape and unescape strings for JavaScript, HTML, URL, and RegExp contexts instantly. Free online string escape tool — useful for debugging, data sanitization, and encoding.

Generate TypeScript Zod schema code from any JSON object automatically. Infers types for strings, numbers, booleans, arrays, and nested objects — free online Zod schema generator.

Generate Code128 barcodes from any text or number in your browser. Download the barcode as an image — free online barcode generator with no external API calls.

Convert SVG code or files to Base64 data URIs for inline CSS and HTML use. See ready-to-use img and CSS url() snippets — free online SVG to Base64 encoder.

Look up all HTTP status codes across 1xx, 2xx, 3xx, 4xx, and 5xx ranges with names and descriptions. Searchable, color-coded reference — essential for developers and API designers.

Calculate network address, broadcast, subnet mask, first/last host, and total hosts from any CIDR notation. Free online IP CIDR range calculator for network engineers.

Generate complementary, analogous, triadic, tetradic, and monochromatic color palettes from any base hex color. Copy hex codes — free online color palette generator.

Upload any image and convert it to a Base64 data URI instantly. See original vs. encoded file size, preview the image, and copy the URI — free online image to Base64 encoder.

Calculate percentages, percentage change, and percentage of a number instantly. Free online percentage calculator for everyday math problems.

Calculate compound interest on any investment with principal, rate, time, and compounding frequency. Free online compound interest calculator.

Calculate simple interest over any time period instantly. Enter principal, interest rate, and term to get the total interest amount — free tool.

Calculate tip amount and split restaurant bills among multiple people. Free online tip calculator with custom tip percentages and party split.

Calculate sale price and total savings from any discount percentage. Free online discount calculator for shopping, retail, and pricing decisions.

Add or remove tax (VAT/GST/sales tax) from any price instantly. Free online tax calculator for shopping, invoicing, and business pricing.

Calculate return on investment percentage and net profit from any investment. Free online ROI calculator for business, marketing, and financial analysis.

Estimate monthly mortgage payments based on loan amount, interest rate, and term. Free online mortgage calculator for home buyers and refinancers.

Calculate loan EMI, total repayment, and interest for any loan amount and term. Free online loan calculator for personal, auto, and business loans.

Calculate mean, median, and mode for any set of numbers instantly. Free online average calculator for statistics, data analysis, and school math.

Add, subtract, multiply, and divide fractions with step-by-step results. Free online fraction calculator for students, teachers, and everyday math.

Generate random integers within any range instantly. Set min, max, and quantity for bulk random numbers — free online random number generator.

Full-featured scientific calculator with trigonometry, logarithms, and advanced math functions. Free online scientific calculator for students and engineers.

Calculate the sides of a right triangle using the Pythagorean theorem. Free online tool — find any side when two sides are known.

Solve quadratic equations (ax² + bx + c = 0) instantly with real and complex roots. Free online quadratic formula solver for students and teachers.

Calculate area of circles, rectangles, triangles, and other shapes instantly. Free online area calculator for geometry, construction, and flooring.

Calculate volume of cubes, spheres, cylinders, and other 3D shapes. Free online volume calculator for math, science, and everyday measurements.

Generate the Fibonacci sequence up to N terms, see the sum and golden ratio approximation, and download results as CSV. Free online Fibonacci sequence generator.

Check whether any number is prime and list the first N prime numbers instantly. Find the next and previous prime — free online prime number checker.

Calculate the Greatest Common Divisor and Least Common Multiple of two or more numbers with step-by-step Euclidean algorithm. Free online GCD and LCM calculator.

Convert between meters, feet, inches, miles, centimeters and more with the Length Converter. Instant results across all common metric and imperial length units.

Convert between kilograms, pounds, ounces, grams and more with the Weight Converter. Instant metric-to-imperial and imperial-to-metric conversions.

Convert temperatures between Celsius, Fahrenheit, and Kelvin instantly. Free online temperature conversion tool for cooking, science, and travel.

Convert between km/h, mph, m/s, knots and other speed units with the Speed Converter. Instant results across all common metric and imperial speed measurements.

Convert between bytes, kilobytes, megabytes, gigabytes and terabytes with the Data Storage Converter. Supports both SI (decimal) and binary (IEC) standards.

Convert between joules, calories, kilowatt-hours, BTU and more with the Energy Converter. Instant results across all common scientific and everyday energy units.

Convert between pascals, psi, bar, atmospheres and more with the Pressure Converter. Instant results across all common metric and imperial pressure units.

Convert between liters, gallons, cups, fluid ounces, milliliters and more with the Volume Converter. Covers all common metric and US customary volume units.

Convert between square meters, square feet, acres, hectares and more with the Area Converter. Instant results across all common metric and imperial area units.

Convert between MPG (miles per gallon) and L/100km (liters per 100 km) with the Fuel Efficiency Converter. Essential for comparing US, UK and EU vehicle specs.

Convert between cups, tablespoons, teaspoons, milliliters, and fluid ounces for any recipe. Free online cooking measurement converter for baking and culinary use.

Convert shoe sizes between US, UK and EU standards with the Shoe Size Converter. Find your correct size for men, women and children in any international sizing system.

Convert hourly rate to annual salary and annual salary to hourly, daily, weekly, and monthly pay. Free online salary calculator for employees and contractors.

Calculate gross profit margin, net profit margin, and markup percentage from revenue and cost figures. Free online profit margin calculator for business owners.

Create a simple, professional printable invoice in seconds. Add line items, tax, and payment terms — export to PDF or print directly from your browser. Free and no sign-up.

Calculate PayPal transaction fees instantly. Enter the amount and see exactly how much PayPal will deduct so you can price correctly and protect your margins.

Calculate Stripe processing fees for any transaction amount. See net payout after Stripe's percentage and fixed fee — free tool for online merchants and developers.

Add or remove VAT (Value Added Tax) from any price instantly. Supports any VAT rate — calculate VAT-inclusive and VAT-exclusive prices for invoicing and shopping.

Convert between world currencies with up-to-date exchange rates. Supports all major currencies — USD, EUR, GBP, JPY, and 150+ more. Free online currency converter.

Find your break-even point in units sold and total revenue. Enter fixed costs, variable cost per unit, and selling price for an instant break-even analysis.

Calculate Customer Lifetime Value to Customer Acquisition Cost ratio. Essential SaaS metric for measuring growth efficiency and business model sustainability.

Calculate your startup's monthly cash burn rate and runway in months. Enter current cash balance and monthly expenses to see how long your runway lasts.

Estimate monthly car loan payments, total interest, and payoff cost from vehicle price, down payment, trade-in, rate, taxes, and loan term.

Estimate monthly lease payments from MSRP, selling price, residual value, money factor, taxes, fees, and down payment before signing.

Compare your current car loan with a refinance offer to estimate payment changes, interest savings, and breakeven timing.

Find a realistic car budget from income, debts, down payment, trade-in value, loan rate, and term before you shop.

Calculate personal loan payments, total interest, and payoff schedule from loan amount, APR, origination fee, and repayment term.

Compare multiple personal loan offers side by side by APR, fees, monthly payment, total cost, and repayment term.

Compare an existing loan with a new refinance option to estimate payment reduction, total savings, fees, and breakeven month.

Convert loan fees and interest into an estimated APR so you can compare offers by true annual borrowing cost.

Generate a loan amortization schedule showing monthly principal, interest, balance, total interest, and payoff timeline.

See how extra monthly, yearly, or one-time loan payments can shorten payoff time and reduce total interest paid.

Calculate monthly payments and final balloon balance for loans with a large end payment, including total interest and cost.

Estimate interest-only loan payments, repayment phase costs, total interest, and payment shock after the interest-only period.

Compare your current mortgage with a refinance offer to estimate new payment, lifetime savings, fees, and breakeven date.

Estimate how much home you can afford from income, debts, down payment, mortgage rate, taxes, insurance, and HOA dues.

Calculate the down payment needed for a home or car purchase by price, percentage, target loan amount, or cash available.

Estimate how extra mortgage payments can cut years off your loan and reduce total interest with monthly or one-time extras.

Estimate HELOC draw and repayment period payments from balance, rate, draw length, repayment term, and interest-only options.

Compare renting and buying a home using mortgage costs, rent growth, home appreciation, taxes, insurance, and selling costs.

Estimate how long it will take to pay off credit card debt and how much interest you can save with higher payments.

See how minimum credit card payments affect payoff time and interest, then compare the impact of paying more each month.

Calculate credit card interest charges from balance, APR, billing cycle length, daily rate, and payment assumptions.

Compare a balance transfer offer against your current card by intro APR, transfer fee, promo length, and payoff plan.

Plan a debt snowball payoff strategy by ordering debts from smallest to largest balance and tracking payoff progress.

Build a debt avalanche payoff plan that targets highest interest rates first to reduce total interest and payoff time.

Compare existing debts with a consolidation loan to estimate payment changes, interest savings, fees, and payoff date.

Estimate student loan payments, total interest, and payoff timing from balance, rate, term, grace period, and extra payments.

Compare current student loans with a refinance offer to estimate monthly savings, lifetime interest savings, and breakeven.

Calculate how extra payments or a target payoff date can accelerate student loan repayment and lower total interest.

Estimate buy now pay later installment payments, fees, late charges, and total cost before choosing a short-term financing plan.

Find an affordable monthly payment and maximum loan amount from income, expenses, debt ratio, interest rate, and term.

Calculate your exact age in years, months, and days from your date of birth. Free online age calculator with precise results.

Find the exact number of days, weeks, and months between two dates. Free online date difference calculator for project planning and event countdowns.

Count down the exact number of days until any future date or event. Free online countdown calculator — perfect for birthdays, holidays, and deadlines.

Convert time between any two time zones worldwide with daylight saving support. Free online time zone converter for scheduling and international meetings.

Calculate your Body Mass Index (BMI) using metric or imperial units. Understand your weight category with our free online BMI calculator.

Calculate your Basal Metabolic Rate — the number of calories your body burns at complete rest. Free online BMR calculator using Harris-Benedict and Mifflin-St Jeor formulas.

Calculate your Total Daily Energy Expenditure based on activity level. Free online TDEE calculator — know exactly how many calories you need to maintain, lose, or gain weight.

Find your daily calorie deficit or surplus to reach your weight goal. Free online calorie deficit calculator — enter your TDEE and target to get a personalised calorie budget.

Calculate your recommended daily water intake based on weight, activity level, and climate. Free online hydration calculator — stay optimally hydrated every day.

Calculate your running pace, speed, and predicted finish times for 5K, 10K, half marathon, and marathon distances. Free online running pace calculator for all levels.

Estimate your one-rep maximum (1RM) for any barbell or dumbbell lift using the Brzycki, Epley, and Lombardi formulas. Free online 1RM calculator for strength training.

Find the best bedtime or wake-up time to complete full 90-minute sleep cycles and wake up feeling refreshed. Free online sleep cycle calculator based on sleep science.

Estimate your body fat percentage using the US Navy method and BMI method. Free online body fat calculator for men and women — get your fitness category instantly.

Calculate your estimated pregnancy due date and current week from your last menstrual period (LMP) or conception date. Free online pregnancy due date calculator.

Generate strong, secure random passwords with custom length and character sets. Free online password generator for account security and development.

Check how strong your password is against brute-force and dictionary attacks. Get an instant strength score, estimated crack time, and tips to improve security.

Generate strong, memorable word-based passphrases using the Diceware method. Free online passphrase generator — more secure and easier to remember than random passwords.

Generate a basic privacy policy for your website in minutes. Customise it with your site name, data types, and contact info — free online privacy policy generator.

Generate basic terms of service for your website or app in seconds. Customisable template covering liability, user conduct, and intellectual property — free tool.

Generate HMAC authentication codes using SHA-256, SHA-1, or SHA-512 in your browser. Enter message and secret key for instant hex output — free online HMAC generator.

Generate time-based one-time passwords (TOTP) from a Base32 secret key in your browser. Auto-refreshes every 30 seconds — free online TOTP code generator.

Build UTM tracking URLs for Google Analytics marketing campaigns. Add utm_source, utm_medium, utm_campaign, and more — generate tagged links instantly, free.

Generate relevant, high-reach hashtags for Instagram posts based on your topic or keyword. Get a mix of popular and niche hashtags ready to copy and paste.

Count characters for a tweet following Twitter's rules — URLs count as 23 characters, media cards reduce limit. Free online Twitter character counter tool.

Create a professional HTML email signature with your name, title, company, and social links. Copy the HTML and paste it directly into Gmail, Outlook, or Apple Mail.

Calculate the statistical significance of A/B test results. Enter visitors and conversions for variant A and B to see if your winner is statistically valid.

Calculate click-through rate (CTR) for ads, emails, or search results. Enter impressions and clicks to get the CTR percentage — free online marketing calculator.

Generate unique, catchy brand and business name ideas from keywords. Get creative name suggestions for startups, products, and side projects — free name generator.

Calculate your GPA from course grades and credit hours. Supports 4.0, 4.3, and 5.0 scales. Free online GPA calculator for high school, college, and university students.

Calculate your weighted final grade from assignment, quiz, and exam scores. Enter each item's weight and grade for an instant final percentage — free online grade calculator.

Generate properly formatted APA 7th edition citations for books, websites, journal articles, and more. Free online APA citation generator for students and researchers.

Generate MLA 9th edition citations for books, websites, articles, and other sources. Free online MLA citation generator — copy ready-to-use citations in seconds.

Calculate the molar mass of any chemical compound from its molecular formula. Free online molar mass calculator for students, chemists, and lab work.

Flip a virtual coin, spin a wheel, or pick a random option to make a decision. Free online random decision maker — perfect for settling ties and making choices quickly.

Pick a random name from any list — perfect for raffles, classroom activities, and team assignments. Paste your list and draw a winner instantly. Free and no sign-up.

Roll any number of dice with any number of sides — d4, d6, d8, d10, d12, d20, and custom dice. Free online dice roller for D&D, tabletop RPGs, and board games.

Generate creative names for fantasy, sci-fi, and RPG characters with one click. Choose genre and gender to get unique, fitting names for your next story or game session.

Generate classic Impact-font style meme captions with top and bottom text. Download your meme or copy the text — free online meme text generator, no watermarks.

Generate fun, thought-provoking Would You Rather questions for parties, ice-breakers, and social games. New questions every time — free and no sign-up needed.

Upload and view CSV files as a sortable, searchable table in your browser. No data leaves your device — free online CSV viewer with instant column detection.

Convert a CSV file or pasted CSV data to a clean HTML table instantly. Customize borders and styles and copy the HTML output ready to paste into any webpage.

Create a clean, printable checklist from a list of items in seconds. Format your to-do list, packing list, or project tasks and print or download — free tool.

Fill in your details and generate a clean, professional resume in seconds. Download as HTML or print directly — free online resume builder with no sign-up required.

Generate a simple Non-Disclosure Agreement (NDA) template for your business. Customise with party names and jurisdiction and download the ready-to-sign document.

Generate a personalised packing list based on your destination, trip type, and length. Free online travel packing list generator — never forget an essential item again.

Estimate total costs for a trip including accommodation, transport, food, and activities. Free online trip budget calculator for planning any vacation or business travel.

Estimate fuel cost for any road trip based on distance, fuel efficiency, and price per litre or gallon. Free online fuel cost calculator for car journeys and road trips.

Split shared travel expenses fairly between any number of travelers. Enter each person's payments and the app calculates who owes what — free group expense splitter.

Estimate your personal carbon footprint from travel, diet, energy use, and shopping. Free online CO2 calculator — understand your environmental impact and find ways to reduce it.

Estimate monthly electricity costs from appliance usage, wattage, and hours per day. Free online electricity bill calculator — identify energy hogs and reduce your bill.

Estimate potential savings from installing solar panels based on your roof size, location, and energy usage. Free solar savings calculator — see your payback period.

Decode resistor color bands to resistance value and tolerance in ohms. Free online resistor color code calculator for electronics engineers and students.

Calculate the volume of concrete needed for slabs, footings, columns, and steps. Free online concrete calculator — enter dimensions to get cubic metres or cubic feet.

Calculate how much paint you need to cover walls, ceilings, and doors. Enter room dimensions and number of coats for an accurate litre estimate — free paint calculator.

Calculate the number of tiles or flooring planks needed for any room or area. Add waste percentage for cuts — free online tile and flooring coverage calculator.

Generate creative, available-style usernames and screen names from keywords. Free online username generator for gaming, social media, and online communities.

Generate unique business and company name ideas from your keywords or industry. Free online business name generator — find available, memorable names for your venture.

Generate fake names, email addresses, phone numbers, and postal addresses for testing and development. Free online test data generator — no sign-up, bulk output supported.

Generate random colors with HEX, RGB, and HSL values at the click of a button. Free online random color generator — perfect for design inspiration and palette building.

Generate placeholder images of any custom size and color for design mockups and prototypes. Free online placeholder image tool — copy the URL or download instantly.

Generate cute, unique names for cats, dogs, rabbits, and other pets. Free online pet name generator — filter by gender and style to find the perfect name for your new pet.

Generate catchy, memorable startup and tech company name ideas from your keywords. Free startup name generator — find creative names for apps, SaaS products, and brands.

Test your typing speed in words per minute (WPM) with real text passages. Free online typing speed test — improve your accuracy and speed with instant results.

Detect your screen resolution, viewport dimensions, DPI, and device pixel ratio instantly. Free online screen resolution checker — useful for responsive web design testing.

Detect your browser name and version, operating system, device type, and user agent string. Free online browser info tool — useful for debugging and support tickets.

Preview how images appear to people with protanopia, deuteranopia, tritanopia, and other types of color blindness. Free online color blindness accessibility checker.

Check foreground and background color contrast ratios for WCAG 2.1 AA and AAA compliance. Free online accessibility contrast checker for web designers and developers.

Stay focused with a browser-based Pomodoro timer — 25-minute work sessions followed by short breaks. Free online Pomodoro technique timer for productivity and deep work.

A free online metronome for music practice — set any BPM from 20 to 300 with an audible click and visual beat. No download required, works in any modern browser.

Play white noise, rain, coffee shop, or nature sounds to help you focus and block distractions. Free online ambient noise generator — no download, works in your browser.