
Contacts Optimizer
Take professional care of your contacts - the most important data in your phone
COMPELSON Labs · com.compelson.optimizer
At a glance
- Latest version
- v6.1.401 (401)
- Updated
- Jun 8, 2024 (2 years ago)
- APK size
- 862.3 KB
- Requires
- Android 4.0+ (API 14)
- CPU support
- Any (no native code)
- Category
- Productivity (app)
- Listed since
- Feb 17, 2022 (at least)
- Permissions
- 8 (3 sensitive)
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Contacts Optimizer is an app by COMPELSON Labs in the Productivity category, listed since at least February 2022. It has no native code, so it runs on any Android processor.
It asks for 8 permissions, 3 of them sensitive: read contacts, find accounts on the device and write contacts. The app offers in-app purchases through Google Play.
Ratings
Ratings from users of the source store — not collected or verified by AAPKs.
What's new in v6.1.401
Description
From the listing uploaded by “appupdater”.
Security & authenticity
Signing certificate
- Certificate issued to “Compelson Labs” The developer's name — though anyone can put any name in a certificate.
Store checks and file details
- Developer signature not checked yet Jun 8, 2024
- Signed byCN=Compelson Labs, OU=Software Development, O=Compelson Labs, L=Prague, ST=Czech Republic, C=CZ
- Signing certificate (SHA-1)19:42:CC:22:FA:D6:74:79:9A:84:13:9D:B4:F5:71:48:F3:02:95:70
- File MD562e4f3f92a281fe011045ca8b9d81536
- 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 (8)
Contacts Optimizer requests 8 permissions, 3 of them sensitive.
- Find accounts on the device Sensitive android.permission.GET_ACCOUNTS
- Read contacts Sensitive android.permission.READ_CONTACTS
- Write contacts Sensitive android.permission.WRITE_CONTACTS
- Full network access android.permission.INTERNET
- In-app purchases (Google Play Billing) com.android.vending.BILLING
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Read sync settings android.permission.READ_SYNC_SETTINGS
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Portrait screen android.hardware.screen.portrait
Contacts Optimizer 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 Contacts Optimizer free?
The APK is free to download, but the app offers in-app purchases through Google Play.
Is the Contacts Optimizer 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 62e4f3f92a281fe011045ca8b9d81536.