NumSys

Developer: Sandello

Category: Tools

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163.5K installs

536 ratings

3.2K monthly active users

Revenue not available

Install Trends

Weekly +237

Steady

Monthly +6.2K

Steady

NumSys Summary

NumSys is a mobile Android app in Tools by Sandello. Released in Jan 2016 (10 years ago). It has about 163.5K+ installs and 536 ratings with a 4.65★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 3.2K monthly active users . Store metadata: updated Feb 13, 2026.

Recent activity: 237 installs this week (6.2K over 4 weeks) showing above average growth View trends →

Store info: Last updated on Google Play on Feb 13, 2026 .

SDKs, Trackers & Permissions

App not yet scanned for SDKs.

App Details

Store ID: ru.sandello.binaryconverter

First Released: 2016-01-16

Store Last Updated: 2026-02-13

In-App Purchases: No

Ads: No

Website: sandello.ru

App Store

Crawl Status: Success

AppGoblin First Crawled: 2021-02-06

AppGoblin Last Crawled: 2026-04-20

Ads & App-Ads.txt

App does not have ads.

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The download and scan process is automated but can require manual troubleshooting. Feel free to reach out if your request does not complete in 24hrs or if you have any questions.

4.65★

Ratings: 536

5★

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1★

Screenshots

App Description

Number Systems Converter and Calculator with solution.

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.

Contribute: https://github.com/jedi1150/number-systems