Fast, free online calculators for your money and everyday decisions.

Clean, focused tools for personal finance, investing, and everyday math — no sign-up, no clutter, just clear answers.

Start with the FIRE Calculator

easytools.cc is a collection of free, browser-based calculators for personal finance, investing, and everyday math. Start with our FIRE calculator, compound interest calculator, and loan & mortgage calculator to plan your money with confidence — no account required.

Financial & Investment Calculators

FIRE Calculator

Popular

See how much you need to reach financial independence and retire early.

Compound Interest Calculator

See how your savings grow with compound returns over time.

Loan & Mortgage Calculator

Calculate monthly payments, total interest, and payoff timelines.

Everyday Utilities & Converters

Unit Converter

Coming soon

Convert length, weight, temperature, and more — coming soon.

Percentage Calculator

Coming soon

Quickly find percentage increase, decrease, and ratios — coming soon.

Math & Statistics Calculators

Basic Statistics Calculator

Coming soon

Mean, median, mode, and standard deviation — coming soon.

Gaming Tools

Dice Roller & RNG

Coming soon

Roll virtual dice or generate random numbers for board games and RPGs.

Drop Rate Calculator

Coming soon

Estimate your chances of getting rare items from loot boxes or gacha pulls.

Developer Tools

JSON Formatter

Coming soon

Pretty-print, minify, and validate JSON snippets — coming soon.

UUID Generator

Coming soon

Generate random UUIDs and short IDs for testing and development — coming soon.

Unix Timestamp Converter

Coming soon

Convert between Unix timestamps and human-readable dates — coming soon.