
Numeral Systems Converter - s
Convert numbers from/to systems: BIN/DEC/OCT/HEX + detailed explanation!
Jester Dev · pl.patraa.numeralsystemsconverter
- Signature matches the Google Play version Details
At a glance
- Latest version
- v2.7 (27)
- Updated
- Sep 11, 2025 (1 year ago)
- APK size
- 4.9 MB
- Requires
- Android 5.0+ (API 21)
- CPU support
- Any (no native code)
- Category
- Tools (app)
- Listed since
- Apr 24, 2021 (at least)
- Permissions
- 4
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Numeral Systems Converter - s is an app by Jester Dev in the Tools category, listed since at least April 2021. It has no native code, so it runs on any Android processor.
It asks for 4 permissions, none of them sensitive.
What's new in v2.7
Description
From the listing uploaded by “appupdater”.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Sep 11, 2025.
- Certificate issued to “Patrycja Andrzejczak” This is the certificate of the Google Play version.
Store checks and file details
- Developer signature verified Jun 5, 2024
- Validated against Google Play Sep 11, 2025
- Signed byCN=Patrycja Andrzejczak, L=Gdynia, C=PL
- Signing certificate (SHA-1)F2:CF:B6:79:CA:FC:03:D5:4C:92:93:58:55:A7:5C:53:B0:8E:90:AC
- File MD57dc8fd34e3d8b387f682a2533703da11
- 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 (4)
Numeral Systems Converter - s requests 4 permissions, none of them sensitive.
- Full network access android.permission.INTERNET
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Run at startup android.permission.RECEIVE_BOOT_COMPLETED
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
Numeral Systems Converter - s 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 Numeral Systems Converter - s 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 7dc8fd34e3d8b387f682a2533703da11.