Authenticator is a privacy-first 2FA / MFA authenticator app for Android. Generate secure TOTP one-time passwords offline, keep accounts organized, and store passwords in one encrypted vault — with optional end-to-end encrypted backup when you go Premium.

WHY PEOPLE CHOOSE AUTHENTICATOR
• Offline 2FA codes — works without internet, Wi‑Fi, or mobile data
• Privacy by design — secrets stay on your device; we never see your TOTP keys
• Password vault — authenticator accounts and passwords together in one place
• Fast setup — scan QR codes or enter setup keys manually in seconds
• Clean, focused UI — find codes quickly when you need to sign in

TWO-FACTOR AUTHENTICATION THAT STAYS ON YOUR DEVICE
Protect email, work, banking, crypto, social, and other accounts with time-based one-time passwords (TOTP / OTP). Codes refresh automatically so you always have a fresh verification code ready. Prefer authenticator app 2FA over SMS to reduce SIM-swap risk.

PASSWORD MANAGER + AUTHENTICATOR IN ONE APP
Stop juggling separate apps. Save login passwords next to your authenticator accounts and unlock them with local encryption on your device.

OPTIONAL ENCRYPTED CLOUD BACKUP (PREMIUM)
• End-to-end encrypted backup & sync via your Google account
• Data is encrypted on device before it leaves your phone
• Restore after a new phone or reinstall without losing your 2FA keys
• Categories to organize accounts

PREMIUM
• Unlimited authenticator accounts and passwords
• Encrypted backup & sync
• Categories and an ad-free experience
• Includes a short free trial so you can try Premium before you commit
Cancel anytime during the trial.

INDEPENDENT & TRUSTWORTHY
Authenticator is independent and is not affiliated with third-party services whose accounts you add. Built for people who want strong two-factor authentication (2FA / MFA) without giving up control of their secrets.

Privacy Policy: https://authenticator.panasun.work/privacy
Support: https://authenticator.panasun.work