Version 1.3.1 (11) - Released 09/24/18
​• Compatibility with macOS Mojave, including Dark Mode.

Version 1.3 (9) - Released 03/19/17
​• Game Center support for Achievements and Leaderboards
• Sync local leaderboards and game stats across multiple Macs via iCloud
• New Flat tile set
• Full screen mode
• Added Show Hints toolbar icon (for custom images)
• Allow Edit->Paste, drag and drop (to use custom image)
• New game won animation
• New sounds
• Updated UI: new toolbar icons, achievement UI, many other things
• Many, many other minor improvements and bug fixes

Version 1.2 (6) - Released 08/02/12
​• Added Retina graphics for supported hardware
​• Use arrow keys to move tiles
​• Many bug fixes and minor enhancements

​Version 1.1 (5) - Released 01/24/12
​• 2 new difficulty levels: Pro, and Extreme.
​• Added option to set the default difficulty level.
​• Many small user interface improvements.

Version 1.0 (1) - Released 01/05/11
​• Initial release