SecuroBox is a 100% offline private media vault. Keep your videos, audio, photos and documents safe behind a PIN and biometric lock — nothing ever leaves your device.

Why SecuroBox?
• 100% offline — your files never touch the cloud
• PIN + biometric (fingerprint / face) lock for the entire app
• Screenshot blocking — prevents screen recording and screen capture
• AES-256-CTR encryption for every file at rest
• PIN hashed with PBKDF2 + stored in OS Keystore
• No ads, no trackers, no analytics
• No account, no sign-up, no internet permission required for playback

What you can store
• Videos (MP4, MOV, MKV, AVI, WMV, FLV, M4V)
• Audio (MP3, WAV, AAC, FLAC, OGG, M4A, WMA)
• Photos (JPG, PNG, GIF, WEBP, BMP)
• Documents (PDF, DOC, DOCX, PPT, XLS, TXT)

Built-in players
• Video player with playback speed, fullscreen and gesture controls
• Audio player with background playback
• PDF reader with smooth scrolling and zoom
• Image gallery with pinch-to-zoom

Smart organization
• Auto-categorized library: Videos, Photos, Audio, Documents, plus custom folders
• Educational, Personal, Work, Sports, Travel categories built-in
• Quick search across your vault
• Recycle bin for accidentally deleted files

Import options
• Pick files from your device storage
• Download from a direct URL into your vault
• Files are copied to a private app folder, isolated from the rest of your phone

Security model
• PIN with strength check (rejects 1234, 0000, sequential digits, repeats)
• Optional biometric unlock (fingerprint or face)
• Auto-lock when the app goes to background
• Per-video lock for an extra layer of protection
• PIN backup in Android's hardware-backed Keystore

Privacy promise
We do not collect, store, or transmit any of your data. We have no servers. We do not see your files. You are in control — always.

SecuroBox is perfect for anyone who wants to keep personal videos, sensitive documents, or private memories safely tucked away on their phone, accessible only by them.