
Custom Screen Wallpapers
Customize your screen with multiple choice of wallpapers
CatalystLab · com.catalystlab.wallpaper.customscreen
At a glance
- Latest version
- v1.0 (1)
- Updated
- Sep 4, 2025 (1 year ago)
- APK size
- 3.4 MB
- Requires
- Android 4.0.3+ (API 15)
- CPU support
- Any (no native code)
- Category
- Personalization (app)
- Listed since
- Mar 21, 2020 (at least)
- Permissions
- 4 (1 sensitive)
- Website
- sangain.dev
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Custom Screen Wallpapers is an app by CatalystLab in the Personalization category, listed since at least March 2020. It has no native code, so it runs on any Android processor.
It asks for 4 permissions, 1 of them sensitive: read shared storage.
Description
From the listing uploaded by “catappult”.
Security & authenticity
Signing certificate
- Certificate issued to “Irina Engels” Not the developer's name (“CatalystLab”). Names in certificates can't be verified, so this alone proves nothing.
Store checks and file details
- Developer signature verified Sep 4, 2025
- Antivirus scan passed Sep 4, 2020
- Signed byCN=Irina Engels, OU=developer, L=Dnipro, ST=Dnipro, C=UA
- Signing certificate (SHA-1)CE:0E:EA:D6:12:9D:DC:67:AB:BD:F6:0F:62:69:C4:50:81:EF:DE:F4
- File MD51f0b4f5e4c177ebb1ec72e43b070d302
- Uploaded by “catappult” Platinum tier · 1,377 followers · uploading since 2018
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 (4)
Custom Screen Wallpapers requests 4 permissions, 1 of them sensitive.
- Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
- Full network access android.permission.INTERNET
- 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
Custom Screen Wallpapers APK: questions and answers
Can I install this APK over the version I already have?
Only if it is signed with the same certificate as the copy on your phone and isn't an older version. If Android says “App not installed”, the certificates differ; uninstalling your copy first works but deletes its data unless it is backed up.
Is the Custom Screen Wallpapers APK safe?
No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. After downloading, check that the file's MD5 is 1f0b4f5e4c177ebb1ec72e43b070d302.