Square Root Pro

Thomas Bradshaw - IdeasOnANapkin Education Contains ads

Learn to calculate square roots in your head quickly!

Downloads: 439+; on Google Play
Price: Free; No in-app purchases
Updated: Jul 22; 2026 · v1.8

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About Square Root Pro

Square roots are often found in math & science and quick calculation is sometimes necessary in order to tackle common questions.

This app teaches you mentally calculate square roots to reasonable accuracy (2 decimal places). Switch easily between English, Spanish, French, German & Chinese (Mandarin). Fully internationalized numeric system.

What’s new

Version 1.8 · Updated July 22, 2026

Got a new device? We're continually working on features, fixes and improvements. Make sure you stay updated for the best performance!

User reviews

Jackylyn Beranio

its good to learn square root

R B

Clever trick.

Olivet Ucc Media Services

I do a lot of carpentry work. Often times, I put up two sides & need to figure out how long a brace piece I need (hypotenuse). This app helps me to do it in my head - definitely faster than my coworkers. I highly recommend it.

App details

Square Root Pro is a free Education app for Android with 100+ installs on Google Play. It was released on May 24, 2022 and last updated on July 22, 2026. It's developed by Thomas Bradshaw - IdeasOnANapkin. It requires Android 9 or later. The app contains ads.

Category: Education
Installs: 439
In-app purchases: No
Ads: Contains ads
Version: 1.8
Requires Android: 9
Content rating: Everyone
Released: May 24, 2022
Last updated: July 22, 2026
Developer: Thomas Bradshaw - IdeasOnANapkin

View on Google Play

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