Ultimate BlackJack 3D FREE
v3.1.0 · 4.6 MB · code 26
Verify you're human
Solve this to start the download.
File information
UpdatedMar 10, 2025
PublishedAug 13, 2019
Packageorg.dk.ubj
Versionv3.1.0 (26)
Size4.6 MB
MD5bb4302c223f12cc51a34e19ded886166
Min SDK9
Malware scanTRUSTED
Signature SHA1B8:8E:05:FE:81:9C:83:46:84:FA:7A:0F:6D:79:77:43:4E:BB:5A:7F
SignerCN=Damir Kranjčec, O=UBJ3D, L=Zagreb, ST=CROATIA
Total downloads2,073
This version2,073
DeveloperUBJ3D
Age ratingMedium Maturity
What's new in v3.1.0
* hand sum was not displayed on some Android versions
* basic strategy table was not entirely visible on some Android version
* added menu button (all new devices have no physical menu button anymore)
* basic strategy table was not entirely visible on some Android version
* added menu button (all new devices have no physical menu button anymore)
Security scan
TRUSTED
- Developer signature verified 2021-11-09
- Scanned for malware 2020-11-12 09:09:08
- Signature SHA1 B8:8E:05:FE:81:9C:83:46:84:FA:7A:0F:6D:79:77:43:4E:BB:5A:7F
- File MD5 bb4302c223f12cc51a34e19ded886166
How to install Ultimate BlackJack 3D FREE v3.1.0 on Android API 9+
Takes about 2 minutes. You'll need roughly 4.6 MB of free storage.
- Grab org.dk.ubj_26.apk — hit the Download button above (4.6 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 bb4302c223f12cc5…. Any difference means the file is corrupted or tampered — delete and re-download.
- Open the APK — tap the download notification, or find org.dk.ubj_26.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=Damir Kranjčec, O=UBJ3D, L=Zagreb, ST=CROATIA. 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 Ultimate BlackJack 3D FREE — tap Open on the install screen, or find the Ultimate BlackJack 3D FREE icon in your app drawer.
Common install errors for Ultimate BlackJack 3D FREE
- "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 9 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.