
Ruler App: Measure centimeters
Ruler app to measure every length with your phone and tablet.
Stefan Thomas · net.kosev.rulering
At a glance
- Latest version
- v2.2.1 (32)
- Updated
- May 13, 2024 (2 years ago)
- APK size
- 3.9 MB
- Requires
- Android 4.4+ (API 19)
- CPU support
- ARM 64-bit
- Category
- Tools (app)
- Permissions
- 11
- Website
- ruler.mobi
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Ruler App: Measure centimeters is an app by Stefan Thomas in the Tools category. It includes native code only for ARM 64-bit, so it won't install on phones that can only run 32-bit apps.
It asks for 11 permissions, none of them sensitive. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.
What's new in v2.2.1
Description
From the listing uploaded by “storeplay123”.
Security & authenticity
Signing certificate
- Certificate issued to “Nikola Kosev” The developer's name — though anyone can put any name in a certificate.
Store checks and file details
- Developer signature under review Mar 9, 2025
- Signed byCN=Nikola Kosev, C=BG
- Signing certificate (SHA-1)65:DB:44:CC:C7:7D:DD:96:2F:DE:DB:E6:E2:3A:FE:D0:E2:C1:5F:89
- File MD53d6ee2272fdd69b15947960b2b4f51ca
- Uploaded by “storeplay123” 344 followers · uploading since 2019
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 (11)
Ruler App: Measure centimeters requests 11 permissions, none of them sensitive.
- 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
- Advertising ID com.google.android.gms.permission.AD_ID
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- In-app purchases (Google Play Billing) com.android.vending.BILLING
- Internal broadcast protection (app-defined) net.kosev.rulering.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Run foreground services android.permission.FOREGROUND_SERVICE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
- Landscape screen android.hardware.screen.landscape
Ruler App: Measure centimeters 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 Ruler App: Measure centimeters free?
The APK is free to download, but the app offers in-app purchases through Google Play.
Is the Ruler App: Measure centimeters 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 3d6ee2272fdd69b15947960b2b4f51ca.