SpeedJack 21
iOS app by KwangRim Ahn. Education · KwangRim Ahn
- Store rating
- 5 / 5
- Store rating count
- 1
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.1.12
- Listing last refreshed
- 2026-09-16
View the original store listing
Store description excerpt
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.
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