Practice card counting to improve your blackjack skills. Challenge yourself to count as many cards as possible within a 30-second time limit.




245+ iOS apps & games curated and reviewed
21 Trainer is the household name in card counting master, but it's far from the only option. We track 245+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 3.4★ (20) | No | No | May 2026 | ||
| 2 | Free | 4.0★ (6) | Yes | Yes | Nov 2026 | ||
| 3 | Free | — | — | No | Aug 2026 | ||
| 4 | Free | 5.0★ (2) | No | Yes | Oct 2026 | ||
| 5 | Free | 1.6★ (16) | No | Yes | Nov 2026 | ||
| 6 | Free | — | No | Yes | Jul 2026 | ||
| 7 | Free | 4.6★ (8) | No | Yes | Nov 2026 | ||
| 8 | Free | 3.4★ (11) | No | Yes | Nov 2026 |




Practice card counting to improve your blackjack skills. Challenge yourself to count as many cards as possible within a 30-second time limit.




Master blackjack card counting with this comprehensive trainer. Practice real-time running and true counts using Hi-Lo or Halves systems. Improve accuracy and speed with drills and track your progress over time.



