Vault - Private media locker

Vault is a private gallery and file safe disguised as a real, working calculator. Open the app and it is a calculator. Type your PIN, press equals, and your private vault opens.

Everything you put inside stays encrypted on your phone.

CALCULATOR DISGUISE

• Looks and works like a real calculator, does actual math

• PIN entered straight on the calculator keypad

• Decoy PIN opens a second, empty vault

• Blends into your app drawer

HIDE EVERYTHING THAT MATTERS

• Hide photos and pictures

• Hide videos with smooth in-app playback

• Record private voice notes with live waveform

• Write encrypted text notes with auto-save

• Store private PDFs and read them in-app

• Organize everything into private albums and folders

• Drag to reorder albums your way

• Filter your gallery by photos, videos, notes, voice notes or PDFs

• Multi-select to move, export or delete in bulk

STRONG ENCRYPTION

• AES-256-GCM encryption

• Hardware-backed keys via Android Keystore, StrongBox when available

• PIN protected by PBKDF2 hashing with timing-safe verification

• Thumbnails encrypted at rest

• Encrypted local backup to a folder you choose

SMART PRIVACY

• Biometric unlock with fingerprint or face

• Auto-lock the moment you leave the app

• Face-down auto-lock, flip your phone to lock instantly

• Lockout protection with exponential back-off

• Self-destruct timer for any item: 1 hour, 1 day, 1 week, 1 month or a custom date

• Built-in photo annotation that saves a marked-up copy

• Selective export back to your gallery whenever you want

ENIGMA, SHARE A SECRET

Turn any note into an encrypted token with a password. Paste the token into any chat, email or SMS. Only someone with Vault and the password can read it. Use a different password for every secret.

WORKS OFFLINE

• Runs in airplane mode

• No account, no sign-up, no email required

• Files stay on your device

• Encrypted local backup that you control

BEAUTIFUL TO USE

• Smooth photo viewer with focal-point pinch zoom

• In-app PDF reader

• In-app video and voice note player

• Slideshow mode

• Material You design, light and dark themes