Offline AES-256-GCM text encryption with Argon2id

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Rate & Review

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Antivirus & safety scan results

Scan Date: Aug 5, 2026 Software Version: 2.0.0

Status: ✅ Trusted & Safe to install This app is signed by nemoXdev with trusted and verified digital signature and it will updated existing CryptoSafe installations Certificate fingerprint: 527a90523eb6ac61e9287847fabb24eceabcaa12 Issuer: C=IQ, ST=Baghdad, L=Baghdad, O=Dev, OU=Dev, CN=Nemo 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 ✅

CryptoSafe Protect your Smartphone app for Android description

CryptoSafe is a lightweight, offline-first Android app for military-grade text encryption. Your data never leaves your device.

Features:

Strong Encryption: AES-256-GCM with Argon2id key derivation (128 MiB, 4 iterations)
100% Offline: No internet permission needed. Your data never leaves your device
Screenshot Blocked: FLAG_SECURE prevents accidental leaks
Zero Storage: No logs, no cache, no database
Modern UI: Material 3 design with dark theme and smooth animations
Copy & Clear: One-tap copy and quick clear of sensitive fields

Perfect for journalists, activists, and anyone who needs to encrypt sensitive text messages without relying on cloud services or internet connectivity.

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Screenshots & Video

Specifications

Package Name	com.cryptosafe.app
Requirements	Android 7.0 (Nougat API 24)
Author	nemoXdev
APK Size	10.4 MB
Categories	Security, Protect your Smartphone
Source Code	https://github.com/nemoXdev/CryptoSafe