88 free tools
All tools
Small utilities that do one thing and do it fast. Everything runs locally — nothing you type leaves your device.
Money & Finance
Budget, loan, interest, and paycheck math — in seconds.
Tip Calculator
Free tip calculator. Enter the bill, pick a tip percent, split between any number of people. Works on mobile, no ads, instant results.
Loan Calculator
Work out monthly payments and total interest on any loan. Enter amount, rate, and term — get a clear breakdown in seconds.
Mortgage Calculator
Estimate your monthly mortgage payment, total interest, and payoff schedule. Free, fast, and mobile-friendly.
Compound Interest Calculator
See how much your money grows with compound interest. Add starting balance, monthly contributions, and watch the curve.
Savings Goal Calculator
Set a goal, a deadline, and see exactly how much to save each month. Plan a vacation, emergency fund, or down payment.
Monthly Budget Calculator
Enter your income and expenses, see what's left, and spot where you can cut. A simple monthly budget calculator that works.
Paycheck Calculator
Estimate your take-home pay after federal tax, state tax, and common deductions. Fast, free, updated for 2026.
ROI Calculator
Calculate return on investment (ROI) as a percentage or dollar amount. Enter cost, return, and time period — done.
Currency Converter
Convert between 15 major currencies using live mid-market rates from the European Central Bank. Manual override for custom rates.
Debt Payoff Calculator
See how fast you can clear debt with snowball or avalanche strategy. Enter balances, rates, and extra payment.
Percentage Calculator
Calculate percent of a number, percent change, and add/subtract a percent. Fast, clean, and mobile-friendly.
Productivity
Timers, planners, and routines for focused work.
Pomodoro Timer
Free online pomodoro timer. 25 minutes of focus, 5-minute breaks, long break every 4 rounds. Customizable, works in any browser.
Countdown Timer
Set a countdown timer for any duration, go full-screen, and hear a sound when it finishes. Free, no sign-up.
Online Stopwatch
Free online stopwatch with lap times, millisecond precision, and a clean full-screen view. Works on any device.
Online To-Do List
A simple, no-sign-up online to-do list. Add tasks, tick them off, reorder with a click. Saves in your browser.
Habit Tracker
Track daily habits for 30, 60, or 90 days. See your streak grow. Free, private, saves in your browser only.
Reading Time Estimator
Paste any text and get reading time in seconds. Based on average adult reading speed, adjustable for slow or fast readers.
Meeting Cost Calculator
Calculate the real cost of your meeting. Enter attendees, salaries, and duration — see the total burn in dollars.
Time Zone Converter
Convert any time between any two time zones. Handles DST automatically. Great for scheduling across teams.
Public Holidays Lookup
See every public holiday for any country and year. Live data from Nager.Date — great for planning PTO, travel, or cross-border meetings.
File & Format Converters
PDFs, images, data formats — converted in your browser, offline-safe.
Color Converter
Convert any color between HEX, RGB, and HSL. Paste a hex code or tweak channels and see every format update live.
Unix Timestamp Converter
Convert Unix epoch seconds or milliseconds to a human date, or a date to an epoch. Timezone-aware, runs offline.
Number Base Converter
Convert any number between binary, octal, decimal, and hexadecimal at the same time. Clean UI, no ads.
CSV to JSON
Paste CSV rows and get clean JSON. Handles quoted fields, custom delimiters, and header-row toggling. No upload needed.
YAML ↔ JSON Converter
Convert YAML to JSON or JSON to YAML. Paste on one side, copy the other. Works for config files, data docs, and more.
HTML to Markdown
Paste HTML and get Markdown. Preserves headings, lists, links, code, and images. Great for migrating blogs and notes.
Image Format Converter
Convert between JPG, PNG, and WebP in your browser. Nothing is uploaded. Ideal for quick format swaps before sharing.
Image Resizer
Resize images by pixels or percentage. Keeps aspect ratio by default, works offline, and never sends your photo anywhere.
Image Compressor
Drag in a JPG, drag a quality slider, and download a smaller file. Great for email, sites, and forms with upload limits.
SVG to PNG
Convert SVG to PNG at any resolution. Pick the output size, keep transparent background. 100% client-side.
PDF to Text
Drop a PDF and copy the plain text out. Works for reports, books, receipts. All processing happens in your browser.
PDF to JPG
Render every page of a PDF as a JPG image you can save. No watermarks, no upload — runs fully in your browser.
JPG to PDF
Select multiple images and combine them into a single PDF. Reorder, rotate, pick paper size. Everything stays local.
Merge PDF
Drop multiple PDFs, reorder them, and save a single combined file. No uploads, no accounts, no watermarks.
HEIC to JPG
Convert iPhone HEIC photos to JPG right in your browser. Batch multiple files and download as JPGs. No uploads.
Split PDF
Split a PDF into individual pages or custom page ranges. All processing happens in your browser — no uploads, no watermarks.
PDF Metadata Viewer
See the hidden metadata in any PDF — title, author, producer, creation date, keywords. Runs fully offline in your browser.
PDF Metadata Remover
Wipe author, title, producer, and other metadata from any PDF before sharing. Done locally — your file never leaves your browser.
PDF to Long Image
Convert a PDF into a single tall image — every page stitched vertically. Great for mobile sharing and screenshots.
PDF Watermark
Stamp a text watermark across every page of a PDF. Pick position, opacity, color, rotation. All in your browser, no uploads.
PDF Organizer
Reorder, rotate, and delete pages in a PDF visually. Nothing uploaded — your file is processed entirely in your browser.
PDF Page Numbers
Add page numbers to any PDF. Pick position, font size, starting number, format. 100% local, no account needed.
PDF Crop
Crop margins off every page of a PDF in one click. Ideal for cleaning up scans. Runs entirely in your browser.
WebP to JPG
Convert WebP images to JPG instantly. Batch many files at once, pick quality, download — all done in your browser.
Image Cropper
Crop any image to a custom box, square, or fixed aspect ratio. Works on JPG, PNG, WebP — offline, no watermarks.
Color Extractor
Upload an image and extract its dominant colors as a palette. HEX, RGB, HSL — copy one click. All in your browser.
GIF Maker
Turn a stack of images into a smooth animated GIF. Set frame delay, loop, and size. 100% in-browser, no uploads.
Health & Fitness
Quick calculators and plain-English habit guides.
BMI Calculator
Calculate Body Mass Index in metric or imperial units. See your category and what it means, in plain English.
Calorie Calculator
Estimate your daily calorie needs based on age, activity, and goals (lose, maintain, or gain). Free and private.
Daily Water Intake Calculator
Calculate how much water you should drink per day based on weight, activity, and climate. Liters and ounces.
Ideal Weight Calculator
See your ideal weight across several medical formulas (Devine, Robinson, Miller). Honest ranges, no fad claims.
Running Pace Calculator
Calculate pace, finish time, or distance for any run. Supports km and miles. Perfect for 5K, 10K, half, and marathon training.
Macro Calculator
Get your daily protein, carb, and fat targets based on calories and goals. Free, no sign-up.
Developer Utilities
Formatters, generators, and regex tools for daily dev work.
JSON Formatter
Paste JSON to format, validate, and minify. Clear error messages with line numbers. Free and runs in your browser.
JSON to CSV Converter
Convert JSON arrays to CSV instantly. Auto-detects headers, handles nested fields, exports to file.
Base64 Encoder & Decoder
Encode text to base64 or decode base64 back to text. UTF-8 safe. Runs entirely in your browser.
URL Encoder & Decoder
Encode URLs for safe use in links and query strings, or decode encoded URLs back to readable text.
Regex Tester
Test regular expressions against sample text with live match highlighting. Supports common flags and groups.
UUID Generator
Generate one or many UUIDs (v4 random or v1 timestamp). Copy single or bulk, free and runs locally.
Markdown to HTML Converter
Paste Markdown, get clean HTML. Supports tables, code blocks, and task lists. Runs in your browser.
Password Generator
Generate strong random passwords. Choose length, symbols, numbers, and avoid lookalikes. Runs locally.
Password Breach Checker
Check if a password has appeared in a known data breach. Uses HaveIBeenPwned k-anonymity — your password never leaves the browser.
What Is My IP
See your public IP, approximate city, ISP, and time zone. Live, in your browser — we never see the request.
QR Code Generator
Generate QR codes for URLs, text, wifi, or email. Customize size and error level. Download PNG or SVG — free and offline.
Hash Generator
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from any text or file. Client-side — your input never leaves the browser.
CSS Minifier
Paste CSS, strip comments and whitespace, and get a smaller minified version. Offline, safe, no ads or sign-ups.
JavaScript Minifier
Paste JavaScript and shrink it by stripping comments and whitespace. A fast, safe in-browser minifier — no accounts.
XML Formatter
Paste XML — get a clean, indented version plus a syntax check. Runs entirely in your browser, no uploads.
Diff Checker
Paste two blocks of text and see what changed line-by-line. Great for contracts, code, and writing revisions.
Text & Writing Utilities
Count, format, clean, and convert text in a tab.
Word Counter
Free word counter. Paste text and see words, characters, sentences, and reading time instantly. Works offline after load.
Character Counter
Count characters with and without spaces. See limits for Twitter, SMS, meta descriptions, and more.
Case Converter
Convert text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, kebab-case. One click.
Text Reverser
Reverse any text. Flip characters, reverse word order, or reverse sentence order. Free and instant.
URL Slug Generator
Turn any title into a clean, SEO-friendly URL slug. Lowercase, dashes, no special characters. Copy with one click.
Lorem Ipsum Generator
Generate lorem ipsum placeholder text by paragraph, sentence, or word count. Classic or alternate variants.
Readability Score Checker
Paste text to see Flesch Reading Ease, Flesch-Kincaid grade, and a plain-English recommendation. Free.
Typing Speed Test
Test your typing speed in words per minute (WPM) with accuracy scoring. 1, 3, or 5 minute tests. Free.
Unit Converters
Length, speed, temperature, and more — no ads, no math.
Unit Converter
Free universal unit converter. Length, weight, volume, area, speed, energy, and more. All in one place.
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin instantly. Live conversion as you type.
Length Converter
Convert length units: meters, feet, inches, miles, kilometers, yards. Fast, free, and mobile-friendly.
Speed Converter
Convert between mph, km/h, m/s, knots, and feet per second. Live conversion, no ads.
Age Calculator
Calculate exact age in years, months, and days from any birth date to any target date.
Random & Fun
Coin flips, dice, and decision makers when you just need an answer.
Random Name Generator
Generate random first and last names across styles: modern, classic, fantasy, brand-style. Free and fast.
Random Number Generator
Generate random numbers in any range, with or without duplicates. Great for draws, games, and testing.
Online Coin Flip
Flip a virtual coin. Fair, fast, and animated. Flip one or many, with a running heads/tails tally.
Online Dice Roller
Roll dice online. Supports D4, D6, D8, D10, D12, D20, and custom sides. Roll multiple dice at once.
Yes or No Decision Maker
Can't decide? Get a random yes or no, or pick from a custom list of options. Free and private.
Age Gap Calculator
Enter two birthdays — see the age gap in years, months, and days. Works for couples, siblings, or any two people.