AppLock

Contains adsIn-app purchases
4.3
1.45M reviews
100M+
Downloads
Content rating
Everyone
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About this app

Protect privacy. Supports 45 languages.

☞ AppLock can lock Facebook, WhatsApp, Gallery, Messenger, Snapchat, Instagram, SMS, Contacts, Gmail, Settings, incoming calls and any app you choose. Prevent unauthorized access and guard privacy. Ensure security.
☞ AppLock can lock pictures and videos. Hidden pictures and videos are vanished from Gallery and only visible in the photo and video vault. Protect private memories easily. No pin, no way.
☞AppLock has random keyboard and invisible pattern lock. No more worry people may peep the pin or pattern. More safe!

★ With AppLock, you will:
Never worry about parents check your Snapchat, TikTok!
Never worry about friends borrow your phone to play games with mobile data again!
Never worry about a workmate gets your phone to look the gallery again!
Never worry about someone reads private data in your apps again!
Never worry about kids mess up Settings, send wrong messages, paying games again!

---FAQ---
1)How to change password?
Open AppLock, Protect, Unlock Settings

2)How to open hidden AppLock?
Please update to the latest version and then try the following four methods to open hidden AppLock:
1. Gallery
Open your Gallery, select a picture, click the share button. Find "Open AppLock" and click it.
2. Widgets
Long press the home screen, click Widgets. Find "Open AppLock" and drag it to the home screen.
3. Dial pad
Enter *#*#12345#*#* in your dial pad.
4. Browser
Open any link in the browser:
① openapplock.com
② domobile.com/applock

3)How to stop uninstalling AppLock?
Please enable Advanced Protection in Protect of AppLock, so nobody can uninstall or kill AppLock without password. You can disable Advanced Protection when you don't want it.

4)I forgot my password, How to find it?
Update to the latest version first. And then tap AppLock icon, click the icon at top right corner of lock page, tap 'forgot password'.
1. Security answer: enter security answer, click 'reset password'.
2. Security email: click 'send code to security email', input reset code, click 'reset password'.


AppLock uses the Device Administrator permission.
To enable Advanced Protection, please activate AppLock as "device administrator". It's only used for preventing intruders uninstalling AppLock.
AppLock uses Accessibility service.
To enable Power saving mode, please allow Accessibility services. The service is only used to reduce battery usage, improve unlocking efficiency, and ensure AppLock works stably.

Please be assured that AppLock will never use these permissions to access your private data.

Feel free to send your feedback to us! support@domobile.com

Official SNS account
Facebook: http://www.facebook.com/bestapplock
Twitter: https://twitter.com/bestapplock
Website: https://www.domobile.com
Updated on
Apr 1, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Personal info, App activity and 2 others
This app may collect these data types
Personal info, App activity and 2 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.3
1.41M reviews
Cas “COTLightning”
March 19, 2025
apparently, the app worked pretty well at first, very smooth. But sometimes there would be intrusive ads here and there. no biggie, but my two biggest problems were that while using the private browser, clicking on links in websites would revert me back to the lock screen of the app. And most recently, many websites are blocked with no explanation! I can't even access YouTube anymore! it just says "this content is blocked" with a deny sign in the middle of the screen.
32 people found this review helpful
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DoMobile Lab
March 19, 2025
Hi Cas, Sorry for the inconvenience. We cannot figure out the issue you met. It is better if you can send us a screenshot or video. We will check it and provide a solution as soon as we get your reply. Thanks for your cooperation. Have a good day! Our email: applock.vip@domobile.com
Heather O'Day
February 27, 2025
This app is more of a P.I.T.A. than anything. Once you make it an admin app, you can't get it to stop running. The ad pop-ups are so frequent- the location of pop up windows on the screen is such that it blocks the security pattern window, making it impossible to open ANY app. Not to mention ad windows don't usually have the 'X' button. It's maddening! As soon as I figure out how to turn this stupid app off and uninstall it, Ima look for a paid app without ads! Sorry man, this one needs work!
61 people found this review helpful
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DoMobile Lab
February 28, 2025
Hi, sorry for the inconvenience. AppLock needs to keep working in the background to lock apps and protect your privacy. And please put your phone in landscape and try unlocking the app again. Thank you for your feedback. Our team is working on this issue and will improve it soon. Please wait for the update, thanks for your patience in advance!
C L
December 2, 2024
Here's what your app needs: For some reason, you started putting in the ads that interfere with functionality as pop-ups. I am certain that no one likes this and will hate the advertisers even more. I, however, simply airplane mode your app and clear the cache/reboot phone B4 opening it, and that defeats all the pop out ads. Ask what ads are relevant to me. Other apps don't need pop outs and do ads. I'll build my own app if this won't be resolved.
3,857 people found this review helpful
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DoMobile Lab
November 25, 2024
Hi C, We understand you and we know what you feel. As you know, our app is free to use, and ads give us the opportunity to support the app, optimize it and make it better. Please support us by watching ads. It’s really appreciated. We will take your comments into account, thank you very much!

What’s new

Optimized function, better experience!