At a glance
- Latest version
- v2.0.0.0 (free) (41)
- Updated
- Nov 22, 2025 (11 months ago)
- APK size
- 1.7 MB
- Requires
- Android 5.0+ (API 21)
- CPU support
- Any (no native code)
- Category
- Personalization (app)
- Listed since
- Feb 23, 2021 (at least)
- Permissions
- 10 (1 sensitive)
- Developer contact
- [email protected]
About this APK
Lock Screen Wallpaper is an app by ZeroSum in the Personalization category, listed since at least February 2021. It has no native code, so it runs on any Android processor.
Since version 1.9.9.9 (free), the APK shrank from 4.8 MB to 1.7 MB. It asks for 10 permissions, 1 of them sensitive: read shared storage. It asks for the same permissions as version 1.9.9.9 (free). The app can read the advertising ID that ad and analytics services use.
What's new in v2.0.0.0 (free)
Description
From the listing uploaded by “appupdater”.
Version history
2 versions are listed, going back to v1.9.9.9 (free).
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Nov 22, 2025.
- Certificate issued to “ZeroSum Inc” This is the certificate of the Google Play version.
- Same certificate as the other version checked
Store checks and file details
- Developer signature verified Nov 22, 2025
- Validated against Google Play Nov 22, 2025
- Signed byCN=Vairavan Srinivasan, O=ZeroSum Inc, L=Encino, ST=CA, C=1
- Signing certificate (SHA-1)5E:32:08:2D:92:A6:C4:EB:40:77:49:E7:D8:9E:E5:84:78:1F:FF:FF
- File MD5b9419d05d1e5198afdee088a1aa89f09
- 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 (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (10)
Lock Screen Wallpaper requests 10 permissions, 1 of them sensitive.
- Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
- Advertising ID com.google.android.gms.permission.AD_ID
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Internal broadcast protection (app-defined) com.thambu.lockscreenwallpaper.free.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Run at startup android.permission.RECEIVE_BOOT_COMPLETED
- Run foreground services android.permission.FOREGROUND_SERVICE
- Set wallpaper android.permission.SET_WALLPAPER
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
- Portrait screen android.hardware.screen.portrait
Lock Screen Wallpaper 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 Lock Screen Wallpaper 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. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is b9419d05d1e5198afdee088a1aa89f09.
