Secure Authenticator app for 2FA & OTP, with password security & backup.
About Authenticator App-2FA Security
Authenticator App-2FA Security is a tools app developed by A1Apps-co.
Download Statistics
Authenticator App-2FA Security has been downloaded 190 thousand times. In the last 30 days, the app was downloaded 2.1 thousand times.
User Ratings
Authenticator App-2FA Security is rated 3.62 out of 5 stars. The rating is based on 270 ratings.
App Information
Authenticator App-2FA Security is FREE to download. The APK download size is 18.64 MB. The latest version available is 1.2.8. The last update was on December 29, 2025.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play April 2025.
Description
Simple two-factor authentication is available for your account and other compatible apps with A1 Authenticator. With A1 Authenticator App, you get all the security without any of the hassle thanks to one-tap verification and safe cloud backup.
Forget passwords—use your phone to log in! Enter your username, then approve the login request on your phone. This two-step verification adds an extra layer of security with your fingerprint, face ID, or PIN. After completing the two-factor authentication (2FA), you’ll gain access to all your account details.
Features: ✅ Produces 6-digit codes every 30 seconds ✅ Notifies users via push notification for one-tap clearance ✅ Provides a free encrypted backup ✅ Assistance with SMS codes ✅ QR code-based automated setup ✅ Dark Mode: Use the app with comfort
Why A1 Authenticator is a multi factor authentication app:
1) Offline Functionality Disconnected from the internet? It’s not an issue! Our app can generate secure one-time passwords (OTPs) without needing a network connection
2) Secure Backups You can safeguard your data without worrying thanks to options for offline backup and account restoration.
It’s not too late to protect your data, so what are you waiting for? Start using the A1 Authenticator app today and Protect your online accounts
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Comments on Authenticator App-2FA Security for Android
★★★★★K Kn· Nov 15, 2025
Authenticator apps significantly improve security by providing two-factor authentication (2FA). By generating time-sensitive, one-time codes, they make it harder for attackers to compromise accounts.✔️
★★★★★Ali khan· May 26, 2025
A1 authenticator app is a great application. Love the features and updates. Easy to use+
★★★★★Prateeksha Jaiswal· May 15, 2025
Secure and Reliable, Authenticator App is A must-have For online security
★★★★★Raj kishor Mehta· Oct 18, 2025
The smooth performance and reliability make it a must-have security companion for all+
★☆☆☆☆Muaza Khir· Dec 23, 2025
My revalute card got bank ruppted, and they said it will keep it safe without eny hard work. WELL THAT IS A LIE!
★☆☆☆☆Scott Libby· Dec 17, 2025
Have to pay to access your codes in an ad infested app. I can't log in into other apps because they need the code, but it's trying to force me to buy a subscription just to get the code. Not to mention all the fake reviews they've got, find a different app
Google Play Rankings for Authenticator App-2FA Security
This app is not ranked
Technologies used by Authenticator App-2FA Security
Authenticator App-2FA Security is requesting 21 permissions and we don't have library information (yet).
Show details
Each subscription will automatically renew 3 days before the expiration date for
the same time period. Subscriptions can be cancelled at any time before the renewal.