Numeral Systems Converter - s
v2.7 · 4.9 MB · code 27
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File information
UpdatedSep 11, 2025
PublishedApr 24, 2021
Packagepl.patraa.numeralsystemsconverter
Versionv2.7 (27)
Size4.9 MB
MD57dc8fd34e3d8b387f682a2533703da11
Min SDK21
Malware scanTRUSTED
Signature SHA1F2:CF:B6:79:CA:FC:03:D5:4C:92:93:58:55:A7:5C:53:B0:8E:90:AC
SignerCN=Patrycja Andrzejczak, L=Gdynia, C=PL
Total downloads5,000
This version5,000
DeveloperJester Dev
Age ratingEveryone
What's new in v2.7
- small changes and bug fixes
Security scan
TRUSTED
- Developer signature verified 2024-06-05
- Signature SHA1 F2:CF:B6:79:CA:FC:03:D5:4C:92:93:58:55:A7:5C:53:B0:8E:90:AC
- File MD5 7dc8fd34e3d8b387f682a2533703da11
How to install Numeral Systems Converter - s v2.7 on Android 5.0 Lollipop+
Takes about 2 minutes. You'll need roughly 4.9 MB of free storage.
- Grab pl.patraa.numeralsystemsconverter_27.apk — hit the Download button above (4.9 MB). If your browser warns about APK files, choose Keep or Download anyway — that warning fires on every APK, not just this one.
- Trust your browser to install — on Android 8+ go to Settings → Apps → Special access → Install unknown apps, pick the app you downloaded with (Chrome, Firefox, Files, etc.), and flip Allow from this source. On older Android, toggle Unknown sources under Security.
- (Optional) Verify the file — compute the MD5 of the downloaded APK and make sure it matches 7dc8fd34e3d8b387…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find pl.patraa.numeralsystemsconverter_27.apk in your Files app under Downloads, then tap it. Android's package installer will appear.
- Check the signer — the install screen will name the publisher. For this build it should read CN=Patrycja Andrzejczak, L=Gdynia, C=PL. If it doesn't match, cancel — you have the wrong file.
- Review permissions & tap Install — scroll the permission list, then confirm. If Play Protect flags it, tap Install anyway (this APK was scanned as TRUSTED).
- Done — open Numeral Systems Converter - s — tap Open on the install screen, or find the Numeral Systems Converter - s icon in your app drawer.
Common install errors for Numeral Systems Converter - s
- "App not installed" — usually means an older or differently-signed version is already on your device. Uninstall it first, then retry. Your data may be lost unless you back it up.
- "Parse error" — the APK is for a newer Android than yours. This version needs Android 5.0 Lollipop or later. Pick an older build from the versions list below.
- "There was a problem parsing the package" — the download was interrupted. Delete the file and re-download over Wi-Fi.