
UseTool Converter - Calculator
Convert, calculate within one app, customize the appearance by your taste!
CoreWillSoft GmbH · com.corewillsoft.usetool
- The source store flagged this file with a security warning Details
At a glance
- Latest version
- v2.2 (30)
- Updated
- Mar 19, 2025 (1 year ago)
- APK size
- 7.3 MB
- Requires
- Android 4.0.3+ (API 15)
- CPU support
- Any (no native code)
- Category
- Tools (app)
- Permissions
- 6 (2 sensitive)
- Website
- corewillsoft.com
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
UseTool Converter - Calculator is an app by CoreWillSoft GmbH in the Tools category. It has no native code, so it runs on any Android processor.
It asks for 6 permissions, 2 of them sensitive: read shared storage and modify shared storage. The app offers in-app purchases through Google Play.
What's new in v2.2
Description
From the listing uploaded by “appupdater”.
Security & authenticity
Signing certificate
- Certificate issued to “CoreWillSoft” The developer's name — though anyone can put any name in a certificate.
Store checks and file details
- Developer signature check failed Mar 19, 2025
- Signed byCN=Ivan Kravchenko, OU=CoreWillSoft, O=CoreWillSoft, L=Bonn, ST=Germany, C=DE
- Signing certificate (SHA-1)66:E0:46:C5:A6:C3:EA:0E:29:1C:40:EB:5B:62:36:94:6D:DF:15:1F
- File MD5266c197c4bd4880ed312caababeec6d2
- 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 (6)
UseTool Converter - Calculator requests 6 permissions, 2 of them sensitive.
- Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
- Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
- Control vibration android.permission.VIBRATE
- Full network access android.permission.INTERNET
- In-app purchases (Google Play Billing) com.android.vending.BILLING
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
UseTool Converter - Calculator 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 UseTool Converter - Calculator free?
The APK is free to download, but the app offers in-app purchases through Google Play.
Is the UseTool Converter - Calculator APK safe?
No one can promise that a file is safe, but some things can be checked. The source store flagged this file with a security warning. After downloading, check that the file's MD5 is 266c197c4bd4880ed312caababeec6d2.