All 100 Free Online Tools

Calculators

Money, health, dates and school maths worked out in one tap.

Age Calculator Your exact age in years, months and days — plus a countdown to your next birthday. Car Loan Calculator Real monthly payment on a car, including tax, trade-in and dealer fees. Compound Interest Calculator How savings grow over time with regular contributions and compounding. Date Difference Calculator How many days, weeks, months or working days lie between any two dates. Discount Calculator Final sale price and your saving, including stacked and double discounts. Fuel Cost Calculator Fuel cost for any journey, split between passengers if you like. GPA Calculator Work out your GPA from letter grades and credit hours. Income Tax Calculator Estimate take-home pay after income tax and national insurance or FICA. Loan Calculator Monthly repayment, total interest and full cost for any loan amount and rate. Mortgage Calculator Full monthly payment including tax, insurance and PMI — not just principal and interest. Overtime Pay Calculator Work out overtime pay at any rate and your total for the week. Percentage Calculator Find a percentage of a number, what percent one number is of another, or a percent change. Pregnancy Due Date Calculator Estimated due date, current week, and what each trimester covers. Retirement Calculator Projects your pot at retirement and how long it lasts in today’s money. Salary Calculator Convert between hourly, weekly, monthly and annual pay in one step. Sales Tax Calculator Add tax to a price, or work backwards to strip it out of a total. Tip Calculator Tip amount, total, and what each person owes when you split the bill.

Converters

Units, sizes, temperatures and time zones translated instantly.

Clothing Size Converter Convert clothing sizes between US, UK, EU, Italy, France and Japan. Cooking Converter Cups to grams, ounces to millilitres, and oven temperatures. Currency Converter Convert between 30 currencies using daily European Central Bank rates. HEIC to JPG Convert iPhone HEIC photos to JPG or PNG so anything can open them. Oven Temperature Converter Celsius, Fahrenheit, gas mark and fan oven temperatures, all at once. Roman Numeral Converter Convert numbers to Roman numerals and Roman numerals to numbers. Shoe Size Converter Convert shoe sizes between US, UK, EU and centimetres. Speed Converter Convert mph, km/h, m/s and knots, plus running and cycling pace. Temperature Converter Celsius, Fahrenheit and Kelvin converted together, with a reference chart. Text to Speech Have any text read aloud, with speed and voice control. Time Zone Converter Compare a time across several cities at once, with overlap hours shown. Unit Converter Convert length, weight, volume, area, speed, temperature and data in one place. Voice to Text Dictate into your browser and copy the text out. No account.

File & Image Tools

Merge, compress, resize and convert files right in your browser.

Background Remover Removes a plain, even background from a photo. Best on product and passport shots. Image Compressor Make photos smaller for email or uploads. Nothing leaves your device. Image Resizer Resize a photo to exact pixels, a percentage, or a preset size. Image to PDF Turn photos into a PDF, several to a document, in the order you choose. Passport Photo Maker Crop a photo to official passport dimensions and print several per sheet. PDF Compressor Reduce a PDF to fit an email limit. Best on scans and image-heavy files. PDF Merger Combine several PDFs into one document, in the order you choose. PDF Splitter Pull out the pages you want, or split a PDF into separate files. PDF to Image Turn PDF pages into PNG or JPG images at the resolution you choose. Photo Cropper Crop a photo by dragging, with locked ratios for profiles and posts. Photo Watermark Add a text watermark to a photo, in a corner or tiled across it.

Random Pickers

Flip, roll, spin and draw a fair winner when you cannot decide.

Baby Name Generator Baby names filtered by style, length, first letter and origin. Coin Flip Flip a fair virtual coin, one at a time or hundreds at once. Dice Roller Roll any number of dice, from a single D6 to a fistful of D20s. Gift Idea Generator Gift ideas filtered by who it is for, the occasion and your budget. Lottery Number Picker Random picks for Powerball, EuroMillions, Lotto and custom draws. Random Name Picker Paste a list and draw a fair winner, or several, with no repeats. Random Number Generator Generate one number or many, in any range, with or without duplicates. Random Team Generator Split any list of names into balanced random teams or groups. What Should I Eat? Breaks the "I don’t mind, you choose" deadlock in one tap. Wheel of Names A spinning wheel that picks a name at random. Good for classrooms and giveaways. Yes or No Decision Maker A random yes or no when you genuinely cannot decide.

Health & Body

Understand the numbers your body and your doctor care about.

Blood Type Calculator Who you can donate to and receive from, and what type a child could be. BMI Calculator Body mass index from your height and weight, with your healthy weight range. Body Fat Calculator Estimate body fat percentage from tape measurements, no calipers needed. Calorie Calculator Daily calories to maintain, lose or gain weight, from the Mifflin-St Jeor equation. Colour Blindness Test A quick screening test for red-green colour vision deficiency. Heart Rate Zone Calculator Your five training zones, from maximum heart rate or resting heart rate. Ideal Weight Calculator A healthy weight range for your height, from four established formulas. Medicine Schedule Planner Turns "three times a day" into actual times, and tracks today’s doses. Period Tracker Predicts your next few periods and fertile window, stored only on your device. Sleep Calculator Bedtimes and wake times that land between sleep cycles, not in the middle of one. Step Counter Log daily steps, convert to distance and calories, and track a weekly goal. Water Intake Calculator A daily water target based on your weight, activity and climate.

Home & Daily Life

Lists, budgets and household maths for real life.

Bill Split Calculator Split a bill evenly, or by what each person actually ordered. Budget Tracker Track monthly income and spending, with the 50/30/20 split checked for you. Electricity Bill Estimator What each appliance costs to run, per hour, month and year. Grocery List Maker A shopping list that sorts itself into aisles so you only walk the shop once. Habit Tracker Track daily habits on a simple grid and watch the streaks build. Packing List Generator Generates a packing list from your trip type, length and destination climate. Paint Calculator How many litres or gallons you need, after subtracting doors and windows. Recipe Scaler Rescale a whole recipe by pasting it in — quantities adjust, fractions stay readable. Rent vs Buy Calculator Compares renting and buying properly, including the costs nobody mentions. To-Do List A to-do list with priorities and due dates, saved in your browser. Unit Price Calculator Compare pack sizes properly — the bigger box is not always cheaper.

Fun & Social

Countdowns, quizzes and light-hearted things to share.

Anniversary Calculator How long since a date, the next milestone, and the traditional gift. Birthday Countdown Days until your next birthday, your exact age, and the day of the week. Countdown Timer A live countdown to any date and time, with shareable links. Love Calculator A compatibility score from two names. Entertainment only, obviously. Meme Generator Add classic meme text to your own image and download it. Nickname Generator Generate nicknames, gamertags and usernames from your name or a theme. Personality Test A 20-question Big Five test — the model psychologists actually use. Quote Generator A quote with the right attribution — and a note when the famous version is wrong. Random Fact Generator A genuinely interesting fact, with the reason it is true. Typing Speed Test Measure your words per minute and accuracy in one minute. Zodiac Sign Finder Your star sign, element, and the Chinese zodiac animal for your birth year.

Text & Documents

Count, convert and create text and simple documents.

Business Card Maker Design a business card and download it print-ready with bleed marks. Greeting Card Maker Make a folded greeting card with a front and an inside message. Image to Text (OCR) Pull the text out of a photo or screenshot so you can copy it. Invitation Maker Make a printable invitation for a party, wedding or event. Resume Builder Build a clean one-page CV and print or save it as PDF. Signature Maker Draw your signature and download it as a transparent PNG. Text Case Converter Switch text between upper, lower, title, sentence and other cases. Word Counter Live word, character, sentence and paragraph counts, plus reading time.

Generators

QR codes, passwords, barcodes and other things made to order.

Barcode Generator Generate scannable Code 128 and EAN-13 barcodes and download as PNG or SVG. Colour Picker Pick a colour from any image and get HEX, RGB and HSL, plus a palette. Password Generator Strong random passwords and memorable passphrases, generated in your browser. Password Strength Checker Test a password’s real strength and see how long it would take to crack. QR Code Generator Make a QR code for a link, WiFi, email or phone. Download as PNG or SVG. WiFi QR Code Generator A printable QR code that joins guests to your WiFi in one scan.