SpeedJack 21
KwangRim Ahn Education iPhoneiPadiPod touch
SpeedJack 21 is a free Education app for iPhone and iPad by KwangRim Ahn. Rated 5.0/5 from 1 ratings. Requires iOS 13.0. Updated April 29, 2026.
- Rating
- 5.0
- 1 ratings
- Price
- Free
- on the App Store
- Size
- 86 MB
- Age 12+
- Updated
- Apr 29
- 2026 · v1.1.12
Screenshots
About SpeedJack 21
It is an application which helps your blackjack skill. You can practice basic strategy of blackjack with this application. If you succeed 20 times consecutive correct answer, your time record spent will be ranked on the server. Please sign-in before challenge. If you can pass this challenge easily without failing in short time, your winning average at the casino will be increasing.
What’s new
Version 1.1.12 · Updated April 29, 2026
Bug Fix
App privacy
The developer, KwangRim Ahn, reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers: Device ID
- Usage Data: Product Interaction
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
- Usage Data: Product Interaction
Used for: Third-Party Advertising
Alternatives to SpeedJack 21
Looking for apps like SpeedJack 21? Here are 6 similar apps on the App Store. The highest rated is Bankroll: Blackjack Practice (4.7/5), and all 6 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| SpeedJack 21 | 5.0 / 5 (1 rating) | Free | April 29, 2026 | |
| CloudLabs Blackjack | – | Free | Dec 20, 2024 | Compare |
| Blackjack Mastery 21 Trainer | – | Free | Sep 1, 2025 | Compare |
| 블랙잭 트레이닝 - BlackjackTraining | – | Free | Apr 24, 2026 | Compare |
| Bankroll: Blackjack Practice | 4.7 / 5 (6) | Free | Sep 14, 2026 | Compare |
| Blackjack Drill Trainer | – | Free | May 19, 2026 | Compare |
| Learn Blackjack Strategy | 4.3 / 5 (3) | Free | Aug 5, 2025 | Compare |
Compare SpeedJack 21 with the top alternatives: ratings, updates, ASO score and keyword gaps →