Free Online Calculators & Tools for Everyday Use

From finance to fitness to productivity — accurate, fast and ad-light tools to help you decide faster. No signups, instant results.

Popular Tools

Click a tool to open the full page or use the inline demo where available.

EMI Calculator

Estimate monthly loan payments quickly.

SIP Calculator

Project returns on systematic investments.

BMI Calculator

Check your Body Mass Index for fitness planning.

Currency Converter

Convert currencies with the latest rates.

Date Difference

Find days between two dates (useful for deadlines).

Unit Converter

Convert length, weight, temperature and more.

Why Minicalci?

Accurate

All tools use precise formulas—no guesswork.

Fast

Instant results on mobile and desktop.

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Privacy Friendly

No mandatory sign-ups; minimal data stored.

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