Authenticator 2FA OTP Backup
Duong Van Luong
4.2 stars46,795 reviews1,000,000+Free
House & HomeEveryoneVersion 2.5.10Updated 5/5/2026, 10:36:11 AM
Open in StoreSecure every account with instant TOTP codes — Authenticator 2FA OTP Backup generates one-time passwords in seconds, keeping your logins protected. Whether you use Gmail, Dropbox, Instagram, or any TOTP-compatible service, this authenticator app has you covered with reliable 2FA security.
★ Instant TOTP & OTP Code Generation
Generate time-based one-time passwords (TOTP) compatible with Google, Microsoft, and thousands of services. Codes refresh every 30 seconds for continuous account security. No delays, no errors — just reliable OTP codes when you need them.
★ Encrypted Backup & Restore
Never lose your 2FA codes when switching phones. Our encrypted backup system stores all your authenticator accounts safely in the cloud. Restore everything in minutes on any new device — no more account lockouts after a phone upgrade.
★ QR Code Setup in Seconds
Add any 2FA account by scanning its QR code. Takes under 10 seconds per account, with no complicated configuration. Supports all standard TOTP services out of the box.
★ Biometric & PIN App Lock
Protect your OTP codes with fingerprint recognition or a PIN. Even if your phone is lost or stolen, your 2FA codes remain secure behind biometric authentication.
★ Password Manager Built In
Store passwords alongside your 2FA codes in one secure, organized location. Manage all your login credentials without switching between apps.
★ Works Offline
Generate TOTP codes even without an internet connection. Your authenticator always works — no Wi-Fi or data required for code generation.
HOW TO USE:
• Enable 2FA on any website or app and scan the QR code
• Enter the 6-digit OTP from Authenticator 2FA OTP Backup
• Your account is now protected with two-factor authentication
• Use encrypted backup to keep codes safe across all your devices
Protect your digital life with Authenticator 2FA OTP Backup — your all-in-one solution for two-factor authentication, OTP generation, and secure backup.
Disclaimer: This app is not affiliated with or endorsed by Twilio Authy or any other authentication service provider.
★ Instant TOTP & OTP Code Generation
Generate time-based one-time passwords (TOTP) compatible with Google, Microsoft, and thousands of services. Codes refresh every 30 seconds for continuous account security. No delays, no errors — just reliable OTP codes when you need them.
★ Encrypted Backup & Restore
Never lose your 2FA codes when switching phones. Our encrypted backup system stores all your authenticator accounts safely in the cloud. Restore everything in minutes on any new device — no more account lockouts after a phone upgrade.
★ QR Code Setup in Seconds
Add any 2FA account by scanning its QR code. Takes under 10 seconds per account, with no complicated configuration. Supports all standard TOTP services out of the box.
★ Biometric & PIN App Lock
Protect your OTP codes with fingerprint recognition or a PIN. Even if your phone is lost or stolen, your 2FA codes remain secure behind biometric authentication.
★ Password Manager Built In
Store passwords alongside your 2FA codes in one secure, organized location. Manage all your login credentials without switching between apps.
★ Works Offline
Generate TOTP codes even without an internet connection. Your authenticator always works — no Wi-Fi or data required for code generation.
HOW TO USE:
• Enable 2FA on any website or app and scan the QR code
• Enter the 6-digit OTP from Authenticator 2FA OTP Backup
• Your account is now protected with two-factor authentication
• Use encrypted backup to keep codes safe across all your devices
Protect your digital life with Authenticator 2FA OTP Backup — your all-in-one solution for two-factor authentication, OTP generation, and secure backup.
Disclaimer: This app is not affiliated with or endorsed by Twilio Authy or any other authentication service provider.
Developer email
support@duysoft.org
Developer website
https://duysoft.org/Released
Oct 4, 2023
Current version
2.5.10
Android version
7.0
Reviews & Ratings
4.2
out of 5
5
4
3
2
1
🙂 Mostly positive reviews
46,795 reviewsScreenshots
