4K Wallpapers - Auto Changer
Premium 4K, HD & live wallpapers with auto changer for home & lock screen
SMS, Messages & Text Messaging · com.wall.changer.live4k
At a glance
- Latest version
- v1.2 (3)
- Updated
- Sep 4, 2026 (1 month ago)
- APK size
- 50.5 MB
- Requires
- Android 7.0+ (API 24)
- CPU support
- ARM 32-bit, ARM 64-bit
- Graphics
- OpenGL ES 3.2+
- Category
- Personalization (app)
- Permissions
- 31 (4 sensitive)
- Website
- privacypolicyapps.com
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
4K Wallpapers - Auto Changer is an app by SMS, Messages & Text Messaging in the Personalization category. It includes native code for ARM 32-bit and ARM 64-bit, so it runs on practically every phone.
It asks for 31 permissions, 4 of them sensitive, including read phone status and identity, read media images and display over other apps. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.
Description
From the listing uploaded by “superpocket”.
Security & authenticity
Signing certificate
- Certificate issued to “zph-mph” Not the developer's name (“SMS, Messages & Text Messaging”). Names in certificates can't be verified, so this alone proves nothing.
Store checks and file details
- Developer signature verified Sep 4, 2026
- Signed byCN=Jx Clarynx, O=zph-mph, OU=anon.org, L=Caraga, ST=Surigao Del Norte, C=8609
- Signing certificate (SHA-1)7D:64:F9:C2:53:C7:EF:35:A0:72:0F:6F:8A:80:2B:D4:B9:20:AA:3A
- File MD54a7f55b37a8aeb63e396146bc8e03c9c
- Uploaded by “superpocket” Silver tier · 5,272 followers · uploading since 2016
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 (31)
4K Wallpapers - Auto Changer requests 31 permissions, 4 of them sensitive.
- Display over other apps Sensitive android.permission.SYSTEM_ALERT_WINDOW
- Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
- Read media images Sensitive android.permission.READ_MEDIA_IMAGES
- Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
- Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
- Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
- Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
- Access notification policy android.permission.ACCESS_NOTIFICATION_POLICY
- Action manage overlay permission android.permission.ACTION_MANAGE_OVERLAY_PERMISSION
- Advertising ID com.google.android.gms.permission.AD_ID
- Change wifi state android.permission.CHANGE_WIFI_STATE
- Control vibration android.permission.VIBRATE
- Disable keyguard android.permission.DISABLE_KEYGUARD
- Foreground service special use android.permission.FOREGROUND_SERVICE_SPECIAL_USE
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Google Play license check com.android.vending.CHECK_LICENSE
- In-app purchases (Google Play Billing) com.android.vending.BILLING
- Internal broadcast protection (app-defined) com.wall.changer.live4k.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- 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
- Schedule exact alarms android.permission.SCHEDULE_EXACT_ALARM
- Set wallpaper android.permission.SET_WALLPAPER
- Set wallpaper hints android.permission.SET_WALLPAPER_HINTS
- Show notifications android.permission.POST_NOTIFICATIONS
- Use full screen intent android.permission.USE_FULL_SCREEN_INTENT
- View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
- Portrait screen android.hardware.screen.portrait
- Wi-Fi android.hardware.wifi
4K Wallpapers - Auto Changer 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 4K Wallpapers - Auto Changer free?
The APK is free to download, but the app offers in-app purchases through Google Play.
Is the 4K Wallpapers - Auto Changer 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 4a7f55b37a8aeb63e396146bc8e03c9c.
