Free Online Tools for Everyday Tasks

Fast calculators, converters, random pickers, timers, and tests. No account required.

• Percentage Calculator

  Calculate percentages, percentage change, and what percent one number is of another.

• Discount Calculator

  Find the discount amount and final sale price instantly.

• Age Calculator

  Calculate age and the time remaining until the next birthday.

• Date Difference Calculator

  Find the exact number of days and approximate weeks or months between dates.

• Time Duration Calculator

  Calculate elapsed time between a start time and an end time.

• BMI Calculator

  Calculate adult BMI using metric or imperial measurements.

• Tip Calculator

  Calculate a tip, total bill, and per-person split.

• Loan Calculator

  Estimate monthly loan payments, total payment, and total interest.

• Compound Interest Calculator

  Estimate future value with compound interest and regular contributions.

• Fuel Cost Calculator

  Estimate fuel needed and trip cost from distance, efficiency, and fuel price.

• Length Converter

  Convert millimeters, centimeters, meters, kilometers, inches, feet, yards, and miles.

• Weight Converter

  Convert milligrams, grams, kilograms, ounces, pounds, and stones.

• Temperature Converter

  Convert Celsius, Fahrenheit, and Kelvin.

• Area Converter

  Convert square meters, square kilometers, square feet, acres, and hectares.

• Volume Converter

  Convert milliliters, liters, cubic meters, fluid ounces, cups, pints, and gallons.

• Speed Converter

  Convert kilometers per hour, miles per hour, meters per second, and knots.

• Data Storage Converter

  Convert decimal and binary bytes, kilobytes, megabytes, gigabytes, and terabytes.

• Cooking Converter

  Convert teaspoons, tablespoons, cups, milliliters, and liters by volume.

• Wheel Spinner

  Spin a wheel to choose one item fairly from your list.

• Random Name Picker

  Choose one or more random names from a pasted list.

• Random Number Generator

  Generate random numbers with a custom range, quantity, and duplicate setting.

• Coin Flip

  Flip a virtual coin once or many times and see the totals.

• Random Team Generator

  Shuffle names into balanced random teams.

• Online Timer

  Run a configurable countdown timer with an alarm and repeat option.

• Online Stopwatch

  Start, stop, reset, and record lap times online.

• Pomodoro Timer

  Alternate customizable focus sessions and breaks.

• Countdown Timer

  See the time remaining until a chosen date and time.

• Typing Speed Test

  Measure typing speed in WPM with accuracy and character counts.

• Reaction Time Test

  Measure reaction time over multiple attempts using the median score.

• Click Speed Test

  Measure clicks per second over a chosen duration.