Simple and beautiful calculator for Android

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Antivirus & safety scan results

Scan Date: Oct 5, 2025 Software Version: 3.2.1

Status: ✅ Trusted & Safe to install This app is signed by Darkempire78 with trusted and verified digital signature and it will updated existing OpenCalc installations Certificate fingerprint: 768a1240ac1f366932c1c18a631a119199b188b2 Issuer: CN:Darkempire78 How we verify APK files security

Android antivirus Status

K7GW Clean ✅

DrWeb Clean ✅

VirIT Clean ✅

ClamAV Clean ✅

Google Clean ✅

Ikarus Clean ✅

Lionic Clean ✅

Sophos Clean ✅

Yandex Clean ✅

Alibaba Clean ✅

Tencent Clean ✅

Xcitium Clean ✅

Fortinet Clean ✅

Kingsoft Clean ✅

Symantec Clean ✅

AhnLab-V3 Clean ✅

Kaspersky Clean ✅

Microsoft Clean ✅

Trustlook Clean ✅

ESET-NOD32 Clean ✅

Avast-Mobile Clean ✅

NANO-Antivirus Clean ✅

BitDefenderFalx Clean ✅

OpenCalc Calculators app for Android description

A simple and beautiful calculator for Android

📖 Features

Lightweight (~2MB)
No unnecessary permissions
Dark, Light, Amoled and Material You theme
Scientific mode
History
Portrait and landscape orientation
More...

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Screenshots & Video

Specifications

Package Name	com.darkempire78.opencalculator
Requirements	Android 7.0 (Nougat API 24)
Author	Darkempire78
APK Size	2.2 MB
Categories	Productivity and Business, Calculators
Source Code	https://github.com/Darkempire78/OpenCalc