CalcQ — All In One Calculator

A fast, simple and powerful all-in-one calculator for everyday use, now available on Android.

Everything you need, in one app

CalcQ replaces a drawer full of single-purpose calculator apps with one clean, reliable tool.

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Quick, everyday calculations with a clean and familiar interface.

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Scientific functions, trigonometry, exponents and more for advanced maths.

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Estimate repayments, interest and total loan cost in seconds.

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Convert length, weight, volume, temperature and more on the fly.

We built CalcQ to respect your privacy from the ground up.

No user accounts required — CalcQ does not directly collect or store personal information.
Ads are served through Google AdMob, which may use limited device identifiers for personalisation. You can opt out at any time in your device settings.
Crash reports are handled through Firebase Crashlytics to help us find and fix bugs quickly.
Full details are available in our Privacy Policy below.