Authenticator Secure 2FA OTP

Contains adsIn-app purchases
4.2
14.3K reviews
500K+
Downloads
Content rating
PEGI 3
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About this app

GAuthenticator 2FA App is a secure and intuitive tool designed to generate two-factor authentication (2FA) tokens using the Time-based One-Time Password (TOTP) algorithm. With this app, you can enhance the security of your online accounts by adding an extra layer of protection.

Use this MFA Authenticator to manage your authentication codes for supported services directly on your Android device — even without an internet connection.

🔒 Protect Your Accounts
Generate secure 2FA codes using TOTP, compatible with a wide range of websites and apps.
Use fingerprint, Face ID, or passcode to protect access to your tokens.
No passwords or personal metadata stored — your privacy is our priority.

☁️ Encrypted Backup & Cross-Device Sync
Secure your authentication keys with encrypted cloud backups.
Restore your tokens anytime on a new device.
Seamlessly sync across multiple Android devices.

🚀 Easy Setup & Fast Access
Scan a QR code or manually enter a setup key.
Works offline without requiring a network connection.
One-tap authentication supported via integrated browser extensions.

🌐 Compatibility
Use Authenticator with all major platforms supporting TOTP.
Note: This app is not affiliated with or endorsed by any third-party providers mentioned.

We support 6-digit and 8-digit token formats and multiple accounts.

🔧 Key Features
Generate 2FA tokens (TOTP) on your device
Biometric lock and PIN protection
Encrypted backup and recovery options
Sync across devices
Anonymous usage (no registration required)
Multi-language support (more languages coming soon)
Support for TOTP, otpauth:// protocol, and basic MFA formats
Strengthen your online security with Authenticator 2FA — a trusted, simple, and secure way to manage your two-factor login credentials.

Privacy Policy: https://duysoft.org/about/privacy/
Updated on
26 Sept 2025

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.
This app may share these data types with third parties
Location, Personal info and 4 others
No data collected
Learn more about how developers declare collection
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.2
14.3K reviews
Vamshi S
13 July 2025
The worst application, I lost my github account to this. although I am entering the correct code it's showing incorrect code. This also happened with firefox account recovery but I was able to get it done. but my github account is gone now🥲
26 people found this review helpful
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Meena Bhau
8 August 2025
very bad aplication property not working and purchase base plan work
3 people found this review helpful
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Manoj Mali
16 July 2025
very Bad too much advertisement and not able to see auth code until user see advertisement
1 person found this review helpful
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