sentinel

10+
Downloads
Content rating
Everyone
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About this app

Sentinel is a privacy-first vault that keeps your passwords, notes, and important documents stored locally on your device — without accounts, ads, or tracking.

Designed for people who want full control, Sentinel focuses on speed, clarity, and offline security.

Key features

Offline-first vault for passwords, secure notes, and files

Android Autofill support for fast sign-ins across apps and websites

App lock with PIN and/or biometric (device dependent)

Manual backup & restore: export a password-protected backup file and save it where you want

Document scanning & storage: scan and keep receipts, IDs, and paperwork in one place

Clean, modern UI built for quick access

Privacy
No account required
No analytics / no ads
Your vault stays on your phone. You choose if/when to export backups.
Notes
Security depends on your device and system settings. For best protection, use a strong device lock (PIN/biometric) and keep your OS updated.
Updated on
Jan 23, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

Added a quick “+” overlay button on each category card to add items faster (accounts, notes, links, documents, media, cards). • New Add menu for “All” and new Add screens for Notes, Links, and Files. • Improved lock screen: biometric unlock now appears instantly when enabled in Settings. • Minor UI/UX polish and stability improvements.