Compete in real-money blackjack tournaments where skill determines the winner. Play against other players in a tournament format, with fast payouts for your winnings. The best decision-maker wins.
SlapJack - 21 by SLAPJACK INC






93+ iOS apps & games curated and reviewed
SlapJack is the household name in slap jack, but it's far from the only option. We track 93+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 3.2★ (67) | No | No | Oct 2026 | ||
| 2 | Free | 4.1★ (53) | — | No | Oct 2026 | ||
| 3 | Free | 4.6★ (7) | Yes | Yes | Oct 2026 | ||
| 4 | Free | 5.0★ (1) | No | No | Sep 2026 | ||
| 5 | Free | — | Yes | No | May 2026 | ||
| 6 | Free | — | Yes | No | May 2026 | ||
| 7 | Free | — | — | No | May 2026 | ||
| 8 | Free | — | Yes | No | May 2026 |






Compete in real-money blackjack tournaments where skill determines the winner. Play against other players in a tournament format, with fast payouts for your winnings. The best decision-maker wins.





A fast-paced card game focused on quick reflexes, where players aim to collect all cards by being the first to slap the Jack. It's simple to learn and fun for all ages, offering solo and multiplayer modes.





A fast-paced, one-handed card game where players race to slap piles of cards. Spot doubles or sandwiches to win the pile and be the first to collect all the cards.