At a glance
- Latest version
- v5.2.1 (42)
- Updated
- Jun 21, 2026 (4 months ago)
- APK size
- 3.7 MB
- Requires
- Android 4.0.3+ (API 15)
- CPU support
- Any (no native code)
- Category
- Tools (app)
- Listed since
- Jun 11, 2022 (at least)
- Permissions
- 21 (4 sensitive)
- Website
- pogezone.com
- Developer contact
- [email protected]
About this APK
Private App Lock is an app by pogezone in the Tools category, listed since at least June 2022. It has no native code, so it runs on any Android processor.
It asks for 21 permissions, 4 of them sensitive, including camera, display over other apps and modify shared storage.
What's new in v5.2.1
Compatible devices self-start
Description
From the listing uploaded by “appupdater”.
Private chat Lock - Lock SMS, micro-letters, LINE, KakaoTalk and other chat applications, protect your private information.
- SMS locks, micro-channel lock, Whatsapp lock, Facebook locks, LINE lock, KakaoTalk lock. Protect your information is not peek.
- Interface design simple atmosphere.
- Lower memory footprint. Less than 5M, are more economical than any other similar application memory.
- Graphics unlock / password to unlock, convenient unlock.
Girlfriend always have a strong urge to turn your cell phone?
When gathering with friends to find you by phone, and your phone's SMS, micro-channel do not want to peek?
Relatives of the child to find the phone you want to play, worry about your phone is his take recklessly SMS, micro-letters?
Chat Private lock will solve all your problems described above!
=========== Tips ===========
Q1: Why can't I lock the app when I set it up?
Because the application lock cannot be locked due to system background cleanup, some devices you need to add a permission to allow background startup permissions. Settings-> Manage apps-> Private AppLock-> Permissions-> Start in background
Q2: Why can't I lock the app after booting?
Please add an app lock in self-startup management.
Security & authenticity
Security rating: Trusted
Signing certificate
- Signature matches the Google Play version Checked by the source store on Jun 21, 2026.
- Certificate issued to “enjoyvalley” This is the certificate of the Google Play version.
Store checks and file details
- Developer signature verified Jun 21, 2026
- Validated against Google Play Jun 21, 2026
- Signed byCN=enjoyvalley, OU=enjoyvalley, O=enjoyvalley, L=Shenzhen, ST=Guangdong, C=CHN
- Signing certificate (SHA-1)91:DF:C3:D7:2E:42:BE:FF:6B:2E:3E:04:4B:40:82:07:5B:8B:C0:43
- File MD5ad4e1bb30ac6252afa56c2358060221c
- Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020
Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (21)
Private App Lock requests 21 permissions, 4 of them sensitive.
- Camera Sensitive android.permission.CAMERA
- Display over other apps Sensitive android.permission.SYSTEM_ALERT_WINDOW
- Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
- Package usage stats Sensitive android.permission.PACKAGE_USAGE_STATS
- Access fingerprint manager (custom) com.fingerprints.service.ACCESS_FINGERPRINT_MANAGER
- Context write use app feature survey (custom) com.samsung.android.providers.context.permission.WRITE_USE_APP_FEATURE_SURVEY
- Control vibration android.permission.VIBRATE
- Full network access android.permission.INTERNET
- Get tasks android.permission.GET_TASKS
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Kill background processes android.permission.KILL_BACKGROUND_PROCESSES
- Launcher read settings (custom) com.android.launcher.permission.READ_SETTINGS
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Receive push notifications com.google.android.c2dm.permission.RECEIVE
- Request ignore battery optimizations android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
- Run at startup android.permission.RECEIVE_BOOT_COMPLETED
- Run foreground services android.permission.FOREGROUND_SERVICE
- System overlay window android.permission.SYSTEM_OVERLAY_WINDOW
- Use fingerprint hardware android.permission.USE_FINGERPRINT
- View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Camera android.hardware.camera
- Basic touch input android.hardware.faketouch
- Wi-Fi android.hardware.wifi
Private App Lock APK: questions and answers
Can I install this APK over the version I already have?
Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.
Is the Private App Lock APK safe?
No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. After downloading, check that the file's MD5 is ad4e1bb30ac6252afa56c2358060221c.
