App Intel

Authenticator App-2FA Security Live

A1Apps-co14 apps · 124.8M installsToolsFreeIn-app purchases: $4.99 - $69.99 per itemcom.a1.authenticator

Secure Authenticator app for 2FA & OTP, with password security & backup.

Alert me★ WatchOpen in Play ↗
Total installs
195,556
exact · Play shows 100,000+
Installs / day
—
measured after our second crawl (about a day)
Rating
3.7★
285 ratings · 7 reviews
Released
14 Aug 2024
2.2y ago
Last update
29 Dec 2025
v1.2.8 · 9mo ago
Countries
—
not checked yet

Install history

exact counter from Google Play
191K193.3K195.5K197.8K200K10 Oct11 Oct11 Oct
191K193.3K195.5K197.8K200K10 Oct11 Oct11 Oct

Installs per day · last 90 days

Not enough history yet — check back tomorrow

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Manifest analysis reads only the required APK ranges. Base APK downloads may need separate device splits to install.

Permissions

11 in 5 groups
6 Sensitive1 Notable4 Routine

What this app can do with your phone

  • Use your camera to take photos and record videos
  • Record sound using your phone's microphone
  • Read photos, videos, and other files saved in your phone's shared storage
  • Add, change or delete photos, videos and other files in your phone's storage
Photos/Media/FilesSensitive2

Access to photos, videos, music and other files stored on your device

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
  • Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE
StorageSensitive2

Access to files, photos and media saved on your phone's storage

  • Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
  • Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE
CameraSensitive1

Access to your camera to take photos and record video

  • Use your camera to take photos and record videostake pictures and videos · CAMERA
MicrophoneSensitive1

Access to your phone's microphone to record sound

  • Record sound using your phone's microphonerecord audio · RECORD_AUDIO
OtherNotable5

Access to miscellaneous device features that don't fit other categories

  • Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
  • Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
  • Connect to the internet to load content and send datafull network access · INTERNET
  • Check with Google Play that you got this app legitimatelyGoogle Play license check · com.android.vending.CHECK_LICENSE
  • Read Google service settings stored on your deviceread Google service configuration · com.google.android.providers.gsf.permission.READ_GSERVICES

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full 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 Start using the A1 Authenticator app today.

What's new

📝 Release Notes – v1.2.8 New: 👔 Bug Fixes + Improved Tablet UX

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