Optimized function, better experience!

★ #1 App lock in over 50 countries, supports 45 languages.★

Protect privacy with password, pattern, fingerprint lock.

☞ 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 hide 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!

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'.

• Lock apps with password, pattern, or fingerprint lock.
• Vault: hide pictures and videos
• Well-designed Themes
• Incognito browser: no history record
• Private SNS: log in multiple accounts
• Intruder Selfie: take photos of invaders.
• Customized background, select a favorite picture
• Customized Profiles: set different locked app groups
• Time Lock: auto-lock/unlock according to time
• Location Lock: auto-lock/unlock according to location
• Hide AppLock icon
• Advanced Protection: prevent AppLock being killed by task killer
• Random keyboard: prevent people peeping pin code
• Force stopped cover
• Lock switch (WiFi, Bluetooth, sync)
• AppLock widget: enable/disable AppLock with one tap
• Quick lock switch: Lock/unlock in notification bar
• Lock system settings to prevent a mess by kids
• Allow a brief exit: no need password, pattern, fingerprint again within set time
• Prevent uninstalling apps
• Low memory usage.
• Power saving mode

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 remind users with disabilities to unlock apps, and reduce battery usage.

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: www.facebook.com/bestapplock
Twitter: twitter.com/bestapplock
Website: www.domobile.com

See available downloads
A more recent upload may be available below!

This release may come in several variants. Consult our handy FAQ to see which download is right for you.

3.5.5 APK
September 6, 2021
Android 4.1+
All Releases
AppLock 5.6.8
April 27, 2023


Uploaded:April 27, 2023 at 2:54AM UTC

File size:31.83 MB


AppLock 5.6.7
April 19, 2023


Uploaded:April 19, 2023 at 7:25AM UTC

File size:30.89 MB


AppLock 5.6.5
March 24, 2023


Uploaded:March 24, 2023 at 1:49AM UTC

File size:28.51 MB


AppLock 5.6.2
November 25, 2022


Uploaded:November 25, 2022 at 4:07AM UTC

File size:27.76 MB


AppLock 5.6.0
November 10, 2022


Uploaded:November 10, 2022 at 7:04AM UTC

File size:26.74 MB


AppLock 5.5.6
September 19, 2022


Uploaded:September 19, 2022 at 6:24AM UTC

File size:27.44 MB


AppLock 5.5.2
August 2, 2022


Uploaded:August 2, 2022 at 4:21PM UTC

File size:26.79 MB


AppLock 5.5.1
July 11, 2022


Uploaded:July 11, 2022 at 10:50AM UTC

File size:26.35 MB


AppLock 5.3.7
June 13, 2022


Uploaded:June 13, 2022 at 12:10PM UTC

File size:25.23 MB


AppLock 5.3.6
June 1, 2022


Uploaded:June 1, 2022 at 5:17PM UTC

File size:25.09 MB