What's New

iPhone X support and additional improvements under the hood.

App Description

XXI puzzles require a sum of 21 in every row and column. Move the gems around on the board until a solution is found. All gems have a unique numerical value, but watch out for the special gem that can be either a 1 or 11. Puzzles get harder as you progress your way through all 200 levels. Can you become a XXI champion?

FEATURES
- 200 Unique & Challenging Puzzles
- Game Center Achievements (V, X, L, C, CC)
- Game Center Leaderboard for Highest Level
- Beautiful Music, Sounds, and Retina Graphics
- Universal App looks Great on iPhone and iPad
- Share Solution Photos with Friends

Thanks for playing XXI by TMSOFT and good luck!

Website: https://www.tmsoft.com/xxi/

iPhone Screenshots

(click to enlarge)

XXI: 21 Puzzle Game screenshot 1 XXI: 21 Puzzle Game screenshot 2 XXI: 21 Puzzle Game screenshot 3 XXI: 21 Puzzle Game screenshot 4 XXI: 21 Puzzle Game screenshot 5

iPad Screenshots

(click to enlarge)

XXI: 21 Puzzle Game screenshot 6 XXI: 21 Puzzle Game screenshot 7 XXI: 21 Puzzle Game screenshot 8 XXI: 21 Puzzle Game screenshot 9 XXI: 21 Puzzle Game screenshot 10

App Changes

  • March 25, 2016 Initial release
  • June 23, 2016 New version 1.2
  • June 14, 2019 New version 1.4