Arcanum is an encrypted container manager for Android that creates and mounts VeraCrypt-compatible volumes. Your files are protected with military-grade encryption and remain accessible only to you. <b>Key Features</b> • VeraCrypt-compatible — containers work on desktop too (Windows, macOS, Linux) • AES-256, Twofish, Serpent and cascade ciphers • Multiple hash algorithms: SHA-512, SHA-256, Whirlpool, Streebog, BLAKE2s-256 • Hidden volumes for plausible deniability • Keyfile support • Biometric unlock (fingerprint / face) <b>Privacy &amp; Security</b> • Disguise mode — app appears as a plain calculator on the home screen • Panic PIN — instantly wipes sensitive data and resets the app • Auto-lock when the app goes to the background • PIN protected with Argon2id key derivation • No network access, no analytics, no telemetry • All data stays on your device <b>Open Source</b> Arcanum is fully open source. The cryptographic implementation is based on the VeraCrypt codebase. You can review, audit, and build the app yourself. This is the F-Droid build: all features are included, no payments required.