
At a glance
- Latest version
- v1.2 (6)
- Updated
- Sep 2, 2025 (1 year ago)
- APK size
- 13 MB
- Requires
- Android 4.0+ (API 14)
- CPU support
- x86 32-bit, x86 64-bit, ARM (legacy), ARM 32-bit, ARM 64-bit
- Category
- Medical (app)
- Listed since
- Feb 13, 2020 (at least)
- Permissions
- 5
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Contraction 🤰 Counter is an app by Nekrushev Boris in the Medical category, listed since at least February 2020. It includes native code for x86 32-bit, x86 64-bit, ARM (legacy), ARM 32-bit and ARM 64-bit, so it runs on practically every phone.
It asks for 5 permissions, none of them sensitive.
Description
From the listing uploaded by “catappult”.
Security & authenticity
Signing certificate
- Certificate issued to “Boris Nekrushev” The developer's name — though anyone can put any name in a certificate.
Store checks and file details
- Developer signature verified Mar 13, 2020
- Antivirus scan passed Sep 11, 2020
- Signed byCN=Boris Nekrushev, L=Moscow, ST=Moscow, C=7
- Signing certificate (SHA-1)06:59:44:71:8D:F9:55:E2:73:58:AA:E4:E2:96:4E:84:0A:E9:B2:8E
- File MD584ab44875f374cf06609d8acfac2b171
- 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 (5)
Contraction 🤰 Counter requests 5 permissions, none of them sensitive.
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Receive push notifications com.google.android.c2dm.permission.RECEIVE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
- Portrait screen android.hardware.screen.portrait
Contraction 🤰 Counter 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 Contraction 🤰 Counter 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 84ab44875f374cf06609d8acfac2b171.