Why can't I install A1 Authenticator App?

The installation of A1 Authenticator App may fail because of the lack of device storage, poor network connection, or the compatibility of your Android device. Therefore, please check the minimum requirements first to make sure A1 Authenticator App is compatible with your phone.

How to check if A1 Authenticator App is safe to download?

A1 Authenticator App is safe to download on APKPure, as it has a trusted and verified digital signature from its developer.

How to download A1 Authenticator App old versions?

APKPure provides the latest version and all the older versions of A1 Authenticator App. You can download any version you want from here: All Versions of A1 Authenticator App

What's the file size of A1 Authenticator App?

A1 Authenticator App takes up around 35.9 MB of storage. It's recommended to download APKPure App to install A1 Authenticator App successfully on your mobile device with faster speed.

A1 Authenticator App

1K+

A1 Office Apps
May 15, 2025

What's New in the Latest Version 1.2.2

May 13, 2025

🚀 New Features:
🔐 Backup & Restore Functionality

You can now securely back up your 2FA accounts and restore them anytime on a new device or after reinstalling the app.

Backup is encrypted and safely stored — your OTP secrets stay protected.

Restore automatically fetches your accounts when you sign in.

🛠️ Improvements:
UI enhancements for better navigation and clarity.

Smoother QR scanning performance and better error handling.

APK Info

Package Name
com.a1.authenticator
File Format
XAPK
Android OS
Android 7.0+ (N, API 24)
Architecture
arm64-v8a
Content Rating
Everyone
Signature
722289fcbaa2e1f1bb5e1c83d672d4c40c002a76
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com.a1.authenticator
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