Calculator of number systems. Converter. Decision

Tools

Number Systems Converter and Calculator with solution.

Rating: 4.9; 543 ratings
Downloads: 166K+; on Google Play
Price: Free; No in-app purchases
Updated: May 19; 2026

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About Calculator of number systems. Converter. Decision

Simple and intuitive to use converter and calculator of number systems with a complete solution and decimal fractions

Fast transfer from one number system to another (from 2 to 36) with support for decimal fractions
Ability to perform mathematical operations: addition, subtraction, multiplication, division

Binary calculator, ternary calculator, octal calculator, decimal calculator, hexadecimal calculator. Translation of binary systems.
BIN, OCT, DEC, HEX

Complete translation solution

Intuitive interface
Modern minimal design
Dark theme

What’s new

Updated May 19, 2026

• Support for Android 17. • Improved stability and performance. • Minor UI updates and bug fixes.

User reviews

A Google user

thx

Felix Meza

Excellent app

dilshad ali!

Like it

Ahmed Ababneh

This app can convert all number bases 💖💖🌹♥️

Kshitij Saxena

Absolutely amazing, makes life so easy!

mohamed jami

Probably the best app for checking your problems . Just fabulous . Thank you so much for it. It doesn't have ads . I wonder why . That proves this app is only made for helping students. Thanks once again

App details

Calculator of number systems. Converter. Decision is a free Tools app for Android with 100,000+ installs on Google Play and a 4.9/5 average rating from 543 ratings. It was released on January 16, 2016 and last updated on May 19, 2026.

Category: Tools
Rating: 4.9 / 5 (543)
Installs: 166,839
In-app purchases: No
Ads: No ads
Size: 3.0M
Requires Android: Varies with device
Content rating: Everyone
Released: January 16, 2016
Last updated: May 19, 2026

View on Google Play

Listing score

Our ASO checklist, run on this Google Play listing.

Grade C

Description (559 / 4000): Short. Google Play searches the full description, so a thin one leaves keywords out.
Title length (49 / 30): Longer than the 30-character limit. The store keeps it for now, but you’ll have to shorten it the next time you edit the listing.
Short description (54 / 80): “Number Systems Converter and Calculator with solution.”: there’s room for another benefit or keyword.

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Looking for apps like Calculator of number systems. Converter. Decision? Here are 5 similar Android apps on Google Play. All of them are free to download.

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