Everyday Utilities, Zero Friction
A fast, private suite of everyday calculators and converters. Everything runs instantly in your browser.
Featured tools
The utilities people reach for most.
BMI Calculator
Find your Body Mass Index and healthy weight range instantly.
BMR Calculator
Estimate your Basal Metabolic Rate and daily calorie targets.
Unit Converter
Convert length, weight, and temperature in real time.
Age Calculator
Compute exact age, time lived, and birthday countdowns.
Loan Calculator
Calculate monthly loan payments, total interest, and payoff.
Compound Interest
Project savings growth with compound interest over time.
All tools
Filter by category or search for exactly what you need.
BMI Calculator
Find your Body Mass Index and healthy weight range instantly.
BMR Calculator
Estimate your Basal Metabolic Rate and daily calorie targets.
Unit Converter
Convert length, weight, and temperature in real time.
Percentage Calculator
Solve percentages, changes, discounts, and sale prices.
Age Calculator
Compute exact age, time lived, and birthday countdowns.
Date Calculator
Count days between dates, add or subtract days, find weekdays.
Loan Calculator
Calculate monthly loan payments, total interest, and payoff.
Compound Interest
Project savings growth with compound interest over time.
Calculator
A full calculator with trig, logs, powers, and more.
Time Zone Converter
Convert a time between any two time zones instantly.
Password Generator
Generate strong random passwords and test their strength.
Instant & fast
Results update as you type. No page reloads, no spinners, no waiting.
100% private
Every calculation runs in your browser. Your data never leaves your device.
Free, no clutter
Every tool is free to use with zero pop-ups and no sign-up.
Ready to crunch some numbers?
Jump into the most popular tool and see results instantly.