CryptoSafe
Offline AES-256-GCM text encryption with Argon2id, no internet permission
nemoXdev Text Encryption
Screenshots
Description
CryptoSafe is a fully offline app for encrypting and decrypting text. It doesn't use the internet at all, and everything stays on your phone.
Features:
• Anonymous Boxes: chat in password-protected boxes, each with its own password
• Strong encryption: AES-256-GCM with Argon2id key derivation
• App Lock: PIN and fingerprint unlock with an auto-lock timer
• Encrypted database (SQLCipher): nothing is stored in plaintext
• Share into a box: receive encrypted texts from WhatsApp, Telegram and other apps directly into a box
• Share from a box: share encrypted texts from a message box with other apps
• Auto-delete messages (from 1 hour to 90 days)
• Box lock modes: ask every time, remember for a while, keep for the session, or remember permanently
• Built-in password generator with strength indicator
• Screenshot protection on every screen
• Help & Guide screen with detailed documentation
• Translated into 15 languages
Help us improve: report issues or suggest features at https://github.com/nemoXdev/CryptoSafe/issues, or contribute a translation at https://github.com/nemoXdev/CryptoSafe/blob/develop/app/src/main/assets/locales/README.md. With your contribution, the app keeps getting better.
What’s new (2.1.1)
• Encrypted Boxes (Chat) with per-box passwords
• App Lock with PIN and Biometric unlock
• Encrypted database (SQLCipher)
• Receive encrypted texts from other apps
• Share encrypted texts from a message box with other apps
• Auto-delete messages (1h to 90 days)
• Settings screen
• Help & Guide screen with detailed documentation
Versions
Permissions
What the app asks the system for. Android only grants sensitive access after you confirm it.
- BiometricsUnlock with fingerprint or face.
- FingerprintUnlock with a fingerprint.
- Prevent sleepingKeep the device from going to sleep.
- Run at startupStart automatically after the device is switched on.
- Foreground serviceKeep running in the background, visible in the status bar.
- app.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
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