Chess Cloud PBX
v2.12.0.202511271100 · 75.5 MB · code 438
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File information
UpdatedDec 7, 2025
PublishedMay 23, 2021
Packagemobile.app.chesscloudpbx
Versionv2.12.0.202511271100 (438)
Size75.5 MB
MD530b685a3de0163e9defb77f6d199f91d
Min SDK29
ABIsx86, x86-64, armeabi-v7a, arm64-v8a
Malware scanUNKNOWN
Signature SHA190:9B:5E:4F:C9:3E:82:CB:DC:77:CA:98:A1:52:6B:84:45:C4:FF:BA
SignerCN=Nfon AG, OU=Unknown, O=Nfon AG, L=Munich, ST=Bavaria, C=DE
Total downloads500
This version500
DeveloperChess ICT
Age ratingEveryone
What's new in v2.12.0.202511271100
Users without an assigned extension now see a helpful message explaining the next steps.
We improved number registration by automatically inserting the SMS confirmation code from the received message into the input field.
We improved number registration by automatically inserting the SMS confirmation code from the received message into the input field.
Security scan
UNKNOWN
- Developer signature verified 2025-12-07
- Signature SHA1 90:9B:5E:4F:C9:3E:82:CB:DC:77:CA:98:A1:52:6B:84:45:C4:FF:BA
- File MD5 30b685a3de0163e9defb77f6d199f91d
How to install Chess Cloud PBX v2.12.0.202511271100 on Android 10+
Takes about 2 minutes. You'll need roughly 75.5 MB of free storage.
- Grab mobile.app.chesscloudpbx_438.apk — hit the Download button above (75.5 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 30b685a3de0163e9…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find mobile.app.chesscloudpbx_438.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=Nfon AG, OU=Unknown, O=Nfon AG, L=Munich, ST=Bavaria, C=DE. 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 UNKNOWN).
- Done — open Chess Cloud PBX — tap Open on the install screen, or find the Chess Cloud PBX icon in your app drawer (this build targets x86/x86-64/armeabi-v7a/arm64-v8a devices).
Common install errors for Chess Cloud PBX
- "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 10 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.
- Works on one phone but not another — this build ships x86/x86-64/armeabi-v7a/arm64-v8a native code. Devices with a different CPU will reject it.