Top 10 Free App Lockers For Android In 2025 [Latest List]

Concerned about someone going through your phone? You’re not the only one! In 2025, our Android phones are full of personal messages, photos, and important information, like digital journals. But don’t worry – there are app lockers that work like digital security guards for your most important apps and files.

With lots of choices available, picking the best Android apps to lock sensitive applications can be tough. But don’t worry! We’ve done the research for you. In this guide, we’ll show you the top 10 free app locker tools that will keep your digital life secure.

Whether you want to protect your social media, banking apps, or personal photos, we have options for you.

Let’s explore and find the perfect programs to lock apps locker to keep your private information safe!

10 Best Free Android App Lockers

1. Hide Photos, Video-Hide it Pro

Hide Photos, Video-Hide it Pro is a flexible app that does more than just secure apps – it’s made to be a complete solution for protecting your photos, videos, and apps from being seen. This smart app pretends to be a regular audio manager to confuse anyone who might be snooping, all the while keeping your most private items safely hidden away.

Whether it’s your social media, banking apps, or personal photos, this app makes sure only you can get in.

Features:

• Stealth mode that disguises itself as an audio manager.
• Takes a photo of anyone who tries to access your hidden content
• Built-in web browser for private browsing
• The app sets up a fake vault as a disguise.

Pros:

• Intuitive interface makes it easy to hide and unhide the content
• Supports various file types including photos, videos, and documents
• App offers regular updates loaded with new features.

Cons:

• Free version has limitations on storage capacity
• Some users report occasional glitches when handling large video files

2. AppLock – Fingerprint

AppLock – Fingerprint stands out as one of the best programs to lock app on Android, offering biometric security alongside traditional PIN and pattern locks. It’s a versatile option for users who prioritize quick access without compromising security.

You can also use PINs or patterns if you prefer. What’s really cool is that you can set different locks for different times or places. Maybe you want extra security at work but less at home – AppLock can do that. It’s like having a smart lock that knows when and where to be extra careful with your privacy.

Features:

• Fingerprint lock support for compatible devices
• Time-based locks for specific apps
• Geo-fencing to automatically lock/unlock based on location

Pros:

• Fast and secure fingerprint unlocking
• Customizable themes and lock screens
• Supports locking system settings

Cons:

• Some advanced features require in-app purchases
• Occasional ads in the free version

3. AI Locker

AI Locker is one of the best free app lockers for Android. It brings artificial intelligence to app security, offering smart features that adapt to your usage patterns. This innovative approach makes it one of the most intriguing Android app lock apps available.

It can even understand your voice, so you might just be able to tell it to unlock your apps. This app is perfect for people who love cutting-edge tech and want their phone security to be as smart as they are. With AI Locker, it’s like your phone is always one step ahead of the bad guys.

Features:

• AI-powered unusual activity detection
• Dynamic security levels based on the environment
• Voice command unlocking

Pros:

• Learns and improves security over time
• Minimal impact on device performance
• Unique AI-driven security approach

Cons:

• Requires more system permissions due to AI features

4. Applock Pro – App Lock & Guard

Applock Pro is the best tools to lock app on Android. It combines robust security with a wealth of customization options, making it a top contender among the best free app lockers for Android. It’s designed to cater to both casual users and those seeking advanced protection.

What’s great about Applock Pro is that it gives you tons of options without being confusing. Whether you’re a security pro or just starting out, this app has something for everyone.

Features:

• Multiple unlock methods including shake and knock codes
• Fake cover screens to disguise locked apps
• Integrated vault for hiding photos and videos

Pros:

• Highly customizable security settings
• Clean, ad-free interface in the free version
• Regular security patches and updates

Cons:

• Slightly higher resource usage due to advanced features

5. AppLock Master

AppLock Master offers a balance of simplicity and effectiveness, making it an excellent choice for those new to app locking. Its straightforward approach doesn’t skimp on security, earning it a spot among the top Android app lock apps.

If someone does try to break in, it’ll snap a photo of them and let you know. AppLock Master is perfect for anyone who wants to keep things simple but secure.

Features:

• One-tap lock/unlock for quick access
• Random keyboard for PIN entry to prevent pattern recognition
• Break-in alerts with photo capture

Pros:

• Easy to set up and use
• Lightweight with minimal system impact
• Supports both app and file-locking

Cons:

• Limited customization compared to some competitors
• Occasional pop-up ads in the free version

6. Lock App-Smart App Locker

Lock App-Smart App Locker lives up to its name by offering intelligent locking features that adapt to your usage habits. It’s an innovative solution for those seeking a smarter approach to app security.

It even keeps track of how often you use different apps and can show you cool stats about your phone habits. With Lock App, you get security that adapts to your life, making sure you’re protected without getting in your way.

Features:

• Smart Lock that automatically secures apps based on usage patterns
• Intruder selfie with a silent camera
• App usage statistics and monitoring

Pros:

• Intuitive smart locking reduces manual input
• Comprehensive app usage insights
• Regular feature updates based on user feedback

Cons:

• May require more battery usage due to background processes
• Some users might prefer more manual control over locking

7. App Lock Ultra App Lock

App Lock Ultra stands out with its focus on providing military-grade encryption alongside app-locking features. It’s an ideal choice for users who prioritize maximum security for their sensitive apps and data.

App Lock Ultra is perfect for people who have really sensitive information on their phones or just like knowing they have the strongest protection possible. It might take a bit longer to set up, but for top-notch security, it’s worth it.

Features:

• AES-256 encryption for locked apps and files
• Decoy mode to show a fake app interface
• Remote lock and wipe capabilities

Pros:

• Top-tier security features
• Clean interface with minimal ads
• Supports locking of incoming calls and SMS

Cons:

• Advanced features may be overkill for casual users
• Slightly longer setup process due to enhanced security options

8. Private Photo Vault

While primarily known for photo protection, Private Photo Vault also offers robust app locking features, making it a versatile choice among the best free app lockers for Android. It’s perfect for users who want to secure both their apps and media files.

It’s even got a sneaky feature where you can set up a fake vault with a different password. If someone tries to make you open the app, you can show them the fake one instead. With Private Photo Vault, your personal memories and apps stay private, just the way you want them.

Features:

• Built-in private web browser
• Decoy password for a fake vault
• Break-in report with location tracking

Pros:

• All-in-one solution for app and media protection
• Intuitive album organization for photos and videos
• Strong focus on privacy with minimal permissions required

Cons:

• The main focus on photo protection may not suit all users
• Some app-locking features are less prominent

9. App Lock Secure Your Apps

App Lock Secure Your Apps offers a no-frills approach to app locking, focusing on essential features executed well. It’s an excellent option for users who want straightforward protection without unnecessary complexities.

One cool thing about this app is that it can automatically lock your apps at certain times, like when you’re at work or sleeping. It doesn’t take up much space on your phone either, so it won’t slow things down. If you want simple, effective protection without any fuss, App Lock Secure Your Apps is the way to go.

Features:

• Quick switch between PIN and pattern locks
• Time-based automatic locking
• Low storage space requirement

Pros:

• Fast and responsive performance
• Simple, user-friendly interface
• Minimal impact on device speed

Cons:

• Fewer advanced features compared to some competitors
• Limited customization options

10. App Locker-Lock Apps

Rounding out our list of the best apps to lock app on Android is App Locker-Lock Apps, a comprehensive solution that combines ease of use with a robust feature set. It’s designed to cater to a wide range of users, from beginners to tech-savvy individuals.

You can even schedule when certain apps should be locked, which is great if you want to cut down on late-night social media scrolling.

Features:

• Profile-based locking (e.g., work, home, travel)
• Disguise the lock screen as a system error
• Scheduled locking for specific time periods

Pros:

• Flexible locking options to suit various needs
• Regular updates with new features
• Good balance of simplicity and advanced options

Cons:

• The free version has ads (though not intrusive)
• Some users report occasional glitches after system updates

Conclusion

As we’ve explored the landscape of Android app lock apps in 2025, it’s clear that there’s no shortage of excellent free options to secure your digital life. From AI-powered security to military-grade encryption, these top 10 applications to lock Android apps offer a diverse range of features to suit every need and preference.

The best free app lockers for Android not only provide robust security but also offer user-friendly interfaces and innovative features that adapt to our ever-changing digital habits.

Ultimately, the choice of which app locker to use depends on your specific requirements, the level of security you need, and the features you value most. Whether you opt for the simplicity of Norton App Lock, the AI-driven protection of AI Locker, or the comprehensive security of App Lock Ultra, you’re taking an important step in safeguarding your personal information.

Remember, in the digital age, privacy is paramount, and these app lockers are your first line of defense against unauthorized access to your sensitive data.

FAQs:

Are free app lockers as secure as paid versions?

While free app lockers can provide robust security, paid versions often offer additional features and more frequent updates. However, many free options, like those listed here, offer excellent protection for most users’ needs.

Can app locks protect against malware?

App lockers primarily protect against unauthorized access to your apps. While some may offer additional security features, they are not substitutes for dedicated antivirus software.

Will using an app locker slow down my device?

Most modern app are designed to have minimal impact on device performance. However, those with advanced features like AI might use slightly more resources.

Can I use multiple locker apps on the same device?

While it’s technically possible, using multiple app lockers can lead to conflicts and reduced device performance. It’s generally recommended to choose one comprehensive solution.