Tools that simplify everyday life

Free online
calculators

A clean set of calculators and online tools for everyday tasks — fast, simple, and always available when you need them.

66 +

free tools indexed

categories

07

sign-up?

No sign-up

calc data

Stays local

price

Free

Categories

Areas, ratios, averages, percentages, geometry.

Ages, differences, add/subtract, converters.

Birthdays, holidays, custom deadlines — live.

BMI, TDEE, body ratios, calorie targets.

CPM, discounts, tips, and everyday money math.

Square footage, materials, building projects.

Sizing, conversions, and more.

Popular tools

Percentage Calculator

Calculate percentages instantly — find what percent of a number is, determine what percentage one value is of another, or find the percentage change between two numbers.

Calculate the right tip for any bill in seconds — see common tip amounts at a glance, or split the total evenly across your group.

Calculate your Body Mass Index (BMI) — a widely used screening tool for body weight relative to height. Works in metric (cm / kg) and imperial (ft·in / lbs).

Discount Calculator

Calculate the final price after a percentage or fixed discount — with optional tax. See exactly how much you save in seconds.

Date Calculator

Find the exact number of days, weeks, months, and years between any two dates — calendar-aware with full leap-year support.

Speed Calculator

Calculate speed, distance, or time. Enter any two values and the third is computed instantly. Supports metric, imperial, and nautical units.

Christmas Countdown

Live countdown to Christmas — find out exactly how many days, hours, minutes, and seconds remain until December 25.

Calculate your exact age or the interval between any two dates — shown in years, months, weeks, days, hours, minutes, and seconds.

Birthday Countdown Calculator

Find out exactly how many days, hours, minutes, and seconds remain until your next birthday — with a live countdown that updates every second.

Everyday calculators
and tools

A collection of practical online tools built to save time every day.

01

No accounts

Nothing to sign up for. Open the page, type, get your answer. We don't want your email.

02

Calculations are private

Calculations stay on your device. We don't see them, store them, or sell them.

03

66+ tools

A growing collection of single-purpose calculators — from percentages and ratios to age, distance, and countdowns.

About EasyCalc

EasyCalc is a collection of simple online calculators and everyday tools designed to be fast, practical, and easy to use. Each tool focuses on doing one thing well — whether it's percentages, conversions, dates, finance, or quick daily calculations.

We believe useful tools should open instantly and work without distractions. No unnecessary complexity, no forced sign-ups, no clutter — just straightforward tools that help you get an answer and move on with your day.

If you have a calculator you'd like to see added, or a measurement system we missed, we'd love to hear from you.