App Locker
Tools Contains ads
App Locker!!! The ultimate security protection for apps and all types of files.
- Rating
- 4.1
- 3.2K ratings
- Downloads
- 1M+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Dec 13
- 2018 · v1.15
Screenshots
About App Locker
App Locker is the most secured and light weighted app.
App Locker lock - unlock any types of files you want to protect from unauthorised person and provide app locking function.
***Features***
➢ Lock the apps
App Locker lock the apps which you want to prevent unauthorized access and make it secure.
➢ File Lock
App Locker can lock your all types of files like data files, images files, videos files etc. To lock the file we used encode - decode technique which was the best way to protect.
➢ Share encrypted file
User can share encrypted files and code with friends, to decrypt use shared code.
➢ Light weight and fast
App is light weight by app size and RAM memory, fastest performance than other apps.
➢ Easy file lock-unlock
File lock - unlock with single click and simple UI to better understand.
➢ Multiple pattern, pin and gesture themes
Multiple Pattern, pin and gesture themes to set screen according to user choice. User can also select any color as a background.
➢ New installed app lock alert
At the time of install new app, App Locker will give alert to lock new installed with single click.
***How to Use ***
To lock app - Open App - Select app which you want from list - Done
Change Pattern or Pin - Open App - Go to Menu - Select change lock
Protect Uninstall - Go to Menu - Setting - Enable Device admin
File Lock - Open app - Go to Menu - File Lock - Browse file - tap file - tap Lock icon - done
File Unlock - Open app - Go to Menu - File Lock - Browse Locked file - tap file - tap Unlock icon - done
***Permissions***
Get tasks - To apply lock on selected apps.
Vibrate - Vibrate on pattern, pin for hepatic feedback.
Receive boot complete - For restart the locking process.
Read external storage - To lock selected file.
Manage documents - To get photo path.
System alert window - For showing app lock screen on locked apps.
Package usage states -To get managed states for android version 5.0 and upper.
Write external storage - For unlocking files.
Email - To send reset pass code.
This app uses the Device Administrator permission - It's only used for preventing intruders uninstalling App Locker. Please be assured that App Locker will never use this permission to access your privacy data.
App Locker lock - unlock any types of files you want to protect from unauthorised person and provide app locking function.
***Features***
➢ Lock the apps
App Locker lock the apps which you want to prevent unauthorized access and make it secure.
➢ File Lock
App Locker can lock your all types of files like data files, images files, videos files etc. To lock the file we used encode - decode technique which was the best way to protect.
➢ Share encrypted file
User can share encrypted files and code with friends, to decrypt use shared code.
➢ Light weight and fast
App is light weight by app size and RAM memory, fastest performance than other apps.
➢ Easy file lock-unlock
File lock - unlock with single click and simple UI to better understand.
➢ Multiple pattern, pin and gesture themes
Multiple Pattern, pin and gesture themes to set screen according to user choice. User can also select any color as a background.
➢ New installed app lock alert
At the time of install new app, App Locker will give alert to lock new installed with single click.
***How to Use ***
To lock app - Open App - Select app which you want from list - Done
Change Pattern or Pin - Open App - Go to Menu - Select change lock
Protect Uninstall - Go to Menu - Setting - Enable Device admin
File Lock - Open app - Go to Menu - File Lock - Browse file - tap file - tap Lock icon - done
File Unlock - Open app - Go to Menu - File Lock - Browse Locked file - tap file - tap Unlock icon - done
***Permissions***
Get tasks - To apply lock on selected apps.
Vibrate - Vibrate on pattern, pin for hepatic feedback.
Receive boot complete - For restart the locking process.
Read external storage - To lock selected file.
Manage documents - To get photo path.
System alert window - For showing app lock screen on locked apps.
Package usage states -To get managed states for android version 5.0 and upper.
Write external storage - For unlocking files.
Email - To send reset pass code.
This app uses the Device Administrator permission - It's only used for preventing intruders uninstalling App Locker. Please be assured that App Locker will never use this permission to access your privacy data.
User reviews
𝕹𝖎𝖈𝖊
Great App
Nice👍👍
nice apps
I dont want disturbance
The security of this app is very strong but sometimes other apps open without security. Please update this topic a bit.
Alternatives to App Locker
Looking for apps like App Locker? Here are 5 similar Android apps on Google Play. The highest rated is Applock (4.4/5), and all 5 are free to download.
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App Lock - Secure Your Apps 3.8
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app lock 4.1
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Applock 4.4
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App Lock Master – Lock Apps
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Applock - Gallery Vault 4.1
| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| App Locker | 4.1 / 5 | Free | 1,000,000+ | Dec 13, 2018 | |
| App Lock - Secure Your Apps | 3.8 / 5 | Free | 100,000+ | Oct 27, 2025 | Compare |
| app lock | 4.1 / 5 | Free | 10,000,000+ | – | Compare |
| Applock | 4.4 / 5 | Free | 5,000,000+ | Aug 20, 2025 | Compare |
| App Lock Master – Lock Apps | – | Free | 1,000+ | Sep 23, 2022 | Compare |
| Applock - Gallery Vault | 4.1 / 5 | Free | 500,000+ | Oct 21, 2026 | Compare |
Compare App Locker with the top alternatives: ratings, updates, ASO score and keyword gaps →