OpenCalc - Calculator

Developer: Darkempire

Category: Tools

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258.3K installs

1K ratings

34.8K monthly active users

Revenue not available

Install Trends

Weekly +940

Steady

Monthly +4.5K

Steady

OpenCalc - Calculator Summary

OpenCalc - Calculator is a mobile Android app in Tools by Darkempire. Released in Nov 2022 (3 years ago). It has about 258.3K+ installs and 1K ratings with a 4.28★ (good) average. Based on AppGoblin estimates, it reaches roughly 34.8K monthly active users . Store metadata: updated Sep 21, 2025.

Recent activity: 940 installs this week (4.5K over 4 weeks) showing steady growth , and 4.00 new ratings this week View trends →

Store info: Last updated on Google Play on Sep 21, 2025 .

SDKs, Trackers & Permissions

App not yet scanned for SDKs.

App Details

Store ID: com.darkempire78.opencalculator

First Released: 2022-11-02

Store Last Updated: 2025-09-21

In-App Purchases: No

Ads: No

Website: github.com

App Store

Crawl Status: Success

AppGoblin First Crawled: 2025-03-06

AppGoblin Last Crawled: 2026-06-21

Ads & App-Ads.txt

App does not have ads.

AppGoblin SDK Scans

App not yet analyzed for SDKs.

4.28★

Ratings: 1K

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Screenshots

App Description

Simple and beautiful calculator

This modern and beautiful scientific calculator will help you solve all your calculations. It is simple, effective and contains no advertising. It has different themes to suit your phone perfectly.

The app allows you to do simple and quick calculations with many basic functions, including multiplication, division, root, powers, factorials and even trigonometry functions. OpenCalc is customizable to meet all your needs.

Contains no unnecessary ads or permissions. It is fully open source.