21-Twenty-One
Chee Hoong Khor Games iPhoneiPadiPod touch
21-Twenty-One is a free Games app for iPhone and iPad by Chee Hoong Khor. Requires iOS 15.1. Updated March 5, 2026.
- Price
- Free
- on the App Store
- Size
- 39 MB
- Age 4+
- Updated
- Mar 5
- 2026 · v1.0.1
Screenshots
About 21-Twenty-One
Hit 21. Don't bust. Claim falling cards, stack smart, and clear every slot. Easy to learn, impossible to master.
What’s new
Version 1.0.1 · Updated March 5, 2026
Updated Support URL
App privacy
The developer, Chee Hoong Khor, reported these privacy practices to Apple.
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
Used for: Third-Party Advertising
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| 21-Twenty-One | – | Free | March 5, 2026 | |
| Crafter Puzzle: Pic to Puzzle | – | Free | Aug 21, 2026 | Compare |
| DuckPop | – | Free | Mar 31, 2026 | Compare |
| Money Merge™: Merge Game | – | Free | Oct 18, 2026 | Compare |
| 100 Buttons - Color Test | 4.3 / 5 (61) | Free | Jan 12, 2024 | Compare |
| Word Warp - A Word Puzzle Game | 3.8 / 5 (9,151) | Free | Jan 20, 2026 | Compare |
| Acrostics－Daily Crossword Game | 4.7 / 5 (8,587) | Free | Nov 4, 2025 | Compare |
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