BlackJack Offline
v2.5 · 20.9 MB · code 15
Verify you're human
Solve this to start the download.
File information
UpdatedSep 4, 2025
PublishedMar 19, 2019
Packagecom.Sincera.BlackJack
Versionv2.5 (15)
Size20.9 MB
MD5496049c4fb460034b0ccb1c2dbd57b0f
Min SDK16
ABIsx86, armeabi-v7a
Malware scanTRUSTED
Signature SHA19F:93:69:11:36:F2:B4:DF:5D:70:61:76:50:80:DA:A3:4E:A9:A4:1A
SignerO=Sincera Black Jack
Total downloads5,000
This version5,000
Developersincera
Age ratingLow Maturity
What's new in v2.5
- More enjoyable gaming experience with new design and table colors
- 1K and 10K chips added and high betting
- 1K and 10K chips added and high betting
Security scan
TRUSTED
- Developer signature verified 2020-04-03
- Scanned for malware 2020-09-07 10:55:59
- Signature SHA1 9F:93:69:11:36:F2:B4:DF:5D:70:61:76:50:80:DA:A3:4E:A9:A4:1A
- File MD5 496049c4fb460034b0ccb1c2dbd57b0f
How to install BlackJack Offline v2.5 on Android API 16+
Takes about 2 minutes. You'll need roughly 20.9 MB of free storage.
- Grab com.Sincera.BlackJack_15.apk — hit the Download button above (20.9 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 496049c4fb460034…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find com.Sincera.BlackJack_15.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 O=Sincera Black Jack. 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 BlackJack Offline — tap Open on the install screen, or find the BlackJack Offline icon in your app drawer (this build targets x86/armeabi-v7a devices).
Common install errors for BlackJack Offline
- "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 API 16 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/armeabi-v7a native code. Devices with a different CPU will reject it.