All Free Online Tools

100+ free tools across 8 categories — fast, secure, no signup.

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Calculator Tools

13 tools

Math

Percentage Calculator

Calculate percentages instantly

Unit Converter

Soon

Convert length, weight, temperature & more

Money

Tip Calculator

Calculate tip amount and split the bill

Discount Calculator

Soon

Find the sale price after a % off

Sales Tax Calculator

Soon

Add sales tax, VAT, or GST to any price

Salary Raise Calculator

Soon

See your new salary after a raise or pay cut

Loan Calculator

Soon

Calculate loan payments & interest

Life

Age Calculator

Calculate exact age & create birthday cards

BMI Calculator

Soon

Calculate Body Mass Index

GPA Calculator

Soon

Calculate your Grade Point Average

Time

Timezone Converter

Soon

Convert times across timezones

Pomodoro Timer

Soon

Focus timer with break reminders

Countdown Timer

Soon

Set a countdown to any event