Blackjack 21 Private
Private casino blackjack — 8 exclusive tables!
Infimosoft · com.infimosoft.blackjack
- Signature matches the Google Play version Details
At a glance
- Latest version
- v4.3.8 (52)
- Updated
- Oct 3, 2026 (6 days ago)
- APK size
- 53.3 MB
- Requires
- Android 7.0+ (API 24)
- CPU support
- x86 64-bit, ARM 32-bit, ARM 64-bit
- Category
- Card (game)
- Listed since
- Mar 11, 2021 (at least)
- Permissions
- 11
- Website
- infimosoft.com
- Developer contact
- [email protected]
- Privacy
- Developer's privacy policy
About this APK
Blackjack 21 Private is a game by Infimosoft in the Card category, listed since at least March 2021. It includes native code for x86 64-bit, ARM 32-bit and ARM 64-bit, so it runs on practically every phone.
It asks for 11 permissions, none of them sensitive. It asks for the same permissions as version 4.3.7. The game offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.
What's new in v4.3.8
Description
From the listing uploaded by “appupdater”.
Version history
2 versions are listed, going back to v4.3.7.
Security & authenticity
Signing certificate
- Signature matches the Google Play version Checked by the source store on Oct 3, 2026.
- Certificate issued to “infimosoft” This is the certificate of the Google Play version.
- Same certificate as the other version checked
Store checks and file details
- Developer signature verified Oct 3, 2026
- Validated against Google Play Oct 3, 2026
- Signed byCN=Sergio Nobrega, OU=com, O=infimosoft, L=Braga, ST=Braga, C=pt
- Signing certificate (SHA-1)83:66:53:5A:85:5C:CA:B0:6D:C4:AB:F5:47:6E:30:1E:C2:6D:F1:27
- File MD5932c9e6747a1256723d203f5701317fe
- 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 (1 other version compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.
Permissions (11)
Blackjack 21 Private requests 11 permissions, none of them sensitive.
- Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
- Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
- Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
- Advertising ID com.google.android.gms.permission.AD_ID
- Full network access android.permission.INTERNET
- Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
- In-app purchases (Google Play Billing) com.android.vending.BILLING
- Internal broadcast protection (app-defined) com.infimosoft.blackjack.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
- Prevent the device from sleeping android.permission.WAKE_LOCK
- Run foreground services android.permission.FOREGROUND_SERVICE
- View network connections android.permission.ACCESS_NETWORK_STATE
Required hardware & features
- Basic touch input android.hardware.faketouch
Blackjack 21 Private 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 Blackjack 21 Private free?
The APK is free to download, but the game offers in-app purchases through Google Play.
Is the Blackjack 21 Private 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. It is signed with the same certificate as the other version checked. After downloading, check that the file's MD5 is 932c9e6747a1256723d203f5701317fe.
