Valv

Valv is an encrypted gallery, storing your sensitive photos, GIFs and videos securely on your device. Choose a password or PIN-code and protect your gallery. Valv encrypts your files using the fast ChaCha20 stream cipher.

Features

* Supports images, GIFs, videos and text files
* Organise using folders
* The app requires no permissions
* Encrypted files are stored on-disk allowing for easy backups and transfers between devices
* Supports multiple vaults by the use of different passwords
* Day/night modes
* Add notes/text to files

Encryption

Files are encrypted using ChaCha20 and keys are derived using PBKDF2 with HMAC-SHA512.