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App Lock - App & privacy protection

Keep your apps secure & private with customizable locks, ensuring only you access sensitive information even on shared devices!

App Lock
  • 5.7.1 Version
  • 4.5 Score
  • 3M+ Downloads
  • In-app purchases License
  • 3+ Content Rating
Download Android APK (10.26 MB)
Old Versions
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CONS

Regularly deactivates itself, unlocking apps

Inconsistent performance in background

Ads can interfere with user experience

Limited lock options (only pattern or fingerprint)

May not protect apps from being uninstalled

Sometimes drains battery excessively

Lack of advanced features like intruder selfies

Issues with email reset functionality

Bugs causing random unlocks and app access

Secure your applications using a pattern.

Protect your apps with a password.

Supports fingerprint recognition.

Safeguard your privacy by locking apps such as WhatsApp, Facebook, Gallery, or any application you choose.

Secure your applications with a "safe" yet "simple to unlock" pattern.

Use various methods to lock your apps, including patterns, passwords, and a keypad, making it quite engaging.

You have the ability to customize your lock, such as altering the type of lock and changing the background.

- Social media apps: This app can secure Facebook, WhatsApp, Messenger, Vine, Twitter, Instagram, Snapchat, WeChat, among others. No one can snoop on your private conversations anymore.

- System applications: The app can secure Contacts, SMS, Gallery, Videos, Email, etc. Your settings for system applications won't be tampered with.

- Payment apps: It can protect Android Pay, Samsung Pay, Paypal, etc. Nobody can access your wallet to make purchases.

- Additional applications: This app can safeguard any third-party apps, including Gmail, YouTube, games, and more. Fully protect your personal information.

★★★ With this app, you will:

- No longer stress about parents checking your Snapchat or Musical.ly!

- Not worry about friends borrowing your phone to play games using mobile data!

- Be at ease knowing colleagues can't browse your gallery on your phone!

- No longer fear someone reading your private information in apps!

- Be assured that kids won’t mess up settings, send incorrect messages, or make purchases without permission!

★★★ This app allows you to:

- Lock any application (messages, games, photos, videos, etc.)

- Use a fake forced close pop-up to lock apps.

- Apply multiple passwords for increased security.

- Lock incoming calls.

- Secure system settings from children meddling.

- Prevent purchases in Google Play.

- Lock messages, calls, and other functions.

★★★ Features:

- Pattern lock: features an intuitive interface for quicker unlocking!

- PIN lock: provides a safer option for securing apps.

- Customization: allows changes to type, buttons, and wallpaper.

- Highly effective app locking.

- Strong security measures.

- User-friendly and quick operation.

- Minimal storage requirements and low memory usage.

- Energy-conserving mode to extend battery life.

- The app secures your photos, gallery, and messages from prying eyes and nosy acquaintances, acting as your privacy shield!

- The leading app lock & privacy protector is an exceptionally smart application!

- Provides comprehensive protection for your device.

- Supports multiple languages.

- Accurately and intelligently locks your apps.

- Excellent performance and energy efficiency.

- Offers a variety of aesthetically pleasing lock styles.

Note: This app requires Device Administrator permissions to prevent unauthorized uninstallation by malicious users. You can enable or disable this feature in your device settings.

Your Digital Fortress with Elegant Simplicity

From the moment I enabled AppLock’s pattern shield over my WhatsApp gallery, I breathed a sigh of relief I hadn’t realized I needed. As someone who often lends their phone at work and family gatherings, this tool transformed privacy from an abstract concern into tangible armor. The brilliance lies in its fluid flexibility: one tap locks apps behind your choice of pattern, PIN, or fingerprint—I now unlock my banking apps with a fingerprint flick yet use a retro keypad for nostalgic games. But the true stroke of genius? The fake force-close pop-up. Watching my cousin "accidentally crash" my photo gallery when she tried snooping was darkly satisfying; she shrugged it off while my vacation pics stayed invisibly guarded.

What astonishes me is its surgical precision. System-level control stops kids from blowing mobile data on games or tweaking settings, while payment app lockdowns prevent wallet-draining surprises. Customization elevates it beyond utilities: I’ve matched lock-screen wallpapers to my apps’ aesthetics (moody blue for Telegram, vibrant grids for Instagram), turning security into a personal statement. The ultra-light footprint means it runs silently—no battery drain or lag—while features like call blocking and Google Play purchase locks add fortress-like layers.

For travelers, parents, or anyone craving digital autonomy, AppLock isn’t just a barrier; it’s peace of mind incarnate. Loan your phone freely. Share memes without exposing DMs. Let colleagues borrow it without rehearsing excuses. This app transforms vulnerability into quiet confidence—proof that the best guardians work invisibly, elegantly, and without compromise.

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Tags
Information
  • Version5.7.1
  • UpdateJul 07, 2025
  • DeveloperSmart Mobile Tools
  • CategoryTools
  • Requires AndroidAndroid 4.4+
  • Downloads3M+
  • Package Namecom.fragileheart.applock
  • Signatured875cf590a86f7799a8f5a0218b10fb6
  • Available on
  • ReportFlag as inappropriate
Old Versions
User Reviews
4.5 2 Reviews
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  • GreenHut2000
    GreenHut2000

    I tried the 'forgot password' option multiple times. Still no emails with the reset code. The app promised to send it to my designated email, but nothing arrived. Thankfully, I hadn't secured any of my data or apps. This experience makes me warn others about this app. If you forget your passphrase or passcode, you might end up resetting your device to factory settings. I advise everyone using this app to check the email settings first to ensure you get a reset code. Make sure to unlock all settings and apps before diving in! I've uninstalled it for good!

  • Lusi Vosabeci
    Lusi Vosabeci

    That app lock is driving you crazy. You find it useful, but now it's a hassle. Uninstalling feels impossible. It drains your battery and eats up data. You're desperate for a solution. Wish you could just get rid of it without any trouble.

Security Status
Clean

It’s extremely likely that this software program is clean.

What does this mean?

We have scanned the file and URLs associated with this software program in more than 50 of the world's leading antivirus services; no possible threat has been detected.

  • Name: App Lock
  • Package Name: com.fragileheart.applock
  • Signature: d875cf590a86f7799a8f5a0218b10fb6