Aegis Authenticator
Open-source 2FA app for Android, encrypted TOTP backup without Authy cloud lock-in.
Quick facts
- Price model
- Open source
- Starting price
- Free
- Best for
- Android 2FA · Offline TOTP · Encrypted backup exports
- Replaces
- Authy, Google Authenticator cloud backup upsells, Duo push for personal use
- Platforms
- Android
- Last verified
- 2026-06-22
Why it's listed
The Android app privacy folks actually recommend on r/privacy.
Aegis Authenticator stores TOTP secrets locally with optional biometric lock and encrypted exports. No account required, no SMS recovery games. Your codes stay on device under your control.
The catch
Android only; you must maintain encrypted backups yourself.
Good fit for
- Android power users
- Authy migrants
Not ideal for
- iPhone households
Alternatives
KeePassXC
Local password manager that stores credentials in an encrypted database you control.
Replaces: 1Password, LastPass…
Obsidian
A local-first notes app that stores your vault as plain Markdown files on your device.
Replaces: Evernote, Notion…
Joplin
Open-source note-taking with optional end-to-end encrypted sync you control.
Replaces: Evernote, OneNote…
LibreOffice
A full free office suite for documents, spreadsheets, presentations, and more.
Replaces: Microsoft 365, Google Workspace desktop apps