App Locker is a tools app developed by Application Fan.
Download Statistics
App Locker has been downloaded 3.1 thousand times. In the last 30 days, the app was downloaded 740 times.
User Ratings
The app has no ratings yet.
App Information
App Locker is FREE to download. The APK download size is 2.35 MB. The latest version available is 1.9. The last update was on March 22, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play March 2026.
Description
🔒 App Locker – Lock Apps with Password & Fingerprint
App Locker is a powerful app lock security tool that helps you protect your private apps using password lock or fingerprint authentication. Secure your social media apps, chats, gallery, banking apps, and personal data from unauthorized access.
With App Locker, you can easily lock apps and protect your privacy with a simple, fast, and lightweight app designed for smooth performance.
🚀 Key Features
🔐 Lock Apps with Password or Fingerprint Secure any app on your phone using a PIN, password, or fingerprint lock.
📱 Protect Social & Private Apps Lock apps like WhatsApp, Facebook, Instagram, Gallery, Messages, and Banking apps.
⚡ Fast & Lightweight App Locker Optimized for low battery usage and smooth performance.
🛡️ Strong Privacy Protection Keep your private data, chats, photos, and apps safe from unauthorized access.
🔄 Background Protection Automatically detects when a locked app is opened and shows a secure lock screen instantly.
🎨 Simple & Clean Interface Easy-to-use design so you can lock apps in seconds.
🔐 Why Choose App Locker?
✔ Protect your private apps and data ✔ Stop friends or strangers from opening your apps ✔ Add an extra security layer to your smartphone ✔ Easy setup with fingerprint or password protection
With App Locker, you stay in full control of your privacy and app security.
♿ Accessibility Service Usage
App Locker uses the Android AccessibilityService API to detect when a selected application is opened. This allows the app to display a secure lock screen and protect selected apps with a password or fingerprint.
Accessibility permission is required only for app locking functionality.
App Locker does NOT collect, store, or share personal data, messages, or sensitive information using this service.
The accessibility service is used only to monitor app launch events so that the lock screen can be displayed when a protected app is opened.
Users can disable this permission anytime from the device Accessibility settings.
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It is the best app for locking apps, but the problem is that it requires a lot of user interaction to unlock. It would be great if you could set a time for it to lock again after unlocking.
★★★★★Gary Devilbiss (Stranger)· Jun 7, 2026
Best App Locker app on the market, and it's even compatible with my Tablet, and it's AD FREE. Keep up the good work
Google Play Rankings for App Locker
This app is not ranked
Technologies used by App Locker
12 permissions
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