
At a glance
- Latest version
- v10.0 (223)
- Updated
- Aug 28, 2025 (1 year ago)
- APK size
- 4.7 MB
- Requires
- Android 2.2+ (API 8)
- CPU support
- Any (no native code)
- Category
- Productivity (app)
- Listed since
- Feb 16, 2021 (at least)
- Permissions
- 28 (11 sensitive)
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
ContactSync trial is an app by Memotoo in the Productivity category, listed since at least February 2021. It has no native code, so it runs on any Android processor.
It asks for 28 permissions, 11 of them sensitive, including precise location, location in the background and read contacts.
Description
From the listing uploaded by “appupdater”.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Aug 28, 2025.
Store checks and file details
- Developer signature verified Aug 28, 2025
- Validated against Google Play Aug 28, 2025
- Signed byOU=NTBAB, L=Vienna, ST=Vienna, C=AT
- Signing certificate (SHA-1)4F:ED:E5:A8:3D:83:0B:AD:D7:81:19:77:D0:8D:86:53:90:2D:60:AE
- File MD59e1b8a3b0818078b75fe93af162c85f9
- 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 (28)
ContactSync trial requests 28 permissions, 11 of them sensitive.
- Approximate location Sensitive android.permission.ACCESS_COARSE_LOCATION
- Find accounts on the device Sensitive android.permission.GET_ACCOUNTS
- Location in the background Sensitive android.permission.ACCESS_BACKGROUND_LOCATION
- Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
- Precise location Sensitive android.permission.ACCESS_FINE_LOCATION
- Read calendar Sensitive android.permission.READ_CALENDAR
- Read contacts Sensitive android.permission.READ_CONTACTS
- Read phone status and identity Sensitive android.permission.READ_PHONE_STATE
- Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
- Write calendar Sensitive android.permission.WRITE_CALENDAR
- Write contacts Sensitive android.permission.WRITE_CONTACTS
- Authenticate accounts android.permission.AUTHENTICATE_ACCOUNTS
- Change wifi state android.permission.CHANGE_WIFI_STATE
- Control vibration android.permission.VIBRATE
- Foreground service data sync android.permission.FOREGROUND_SERVICE_DATA_SYNC
- Full network access android.permission.INTERNET
- Google Play license check com.android.vending.CHECK_LICENSE
- Manage accounts android.permission.MANAGE_ACCOUNTS
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Read sync settings android.permission.READ_SYNC_SETTINGS
- 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
- Show notifications android.permission.POST_NOTIFICATIONS
- Use credentials android.permission.USE_CREDENTIALS
- View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
- View network connections android.permission.ACCESS_NETWORK_STATE
- Write sync settings android.permission.WRITE_SYNC_SETTINGS
Required hardware & features
- Basic touch input android.hardware.faketouch
- Location android.hardware.location
ContactSync trial 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 ContactSync trial 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 9e1b8a3b0818078b75fe93af162c85f9.