- Latest iOS and iPadOS Compatibility updates - Minor bug fixes

- Dark Mode support - Support for all new iPhone and iPad screen resolutions (+ MacOS Apple Silicon ready) - iOS 14 compatibility improvements - Bug fixes - iOS 12+ required for this update

- Added a new Color Scheme option: Light Green and Yellow! - Improvements to iOS 12 compatibility

- iOS 12 Compatibility updates - A couple of small bug fixes

- Support for the iPhone X including Super Retina HD graphics - Significantly improved compatibility with iOS 11 - Speed improvements - many bug fixes

- Fixed bug in which the app would crash or possibly not send the correct .pgn file in an email when exporting a puzzle. - Fixed crash when re-running the hint solver multiple times - Updated a few alternate puzzle solutions given in the hints - other minor fixes and iOS compatibilities issues

- Larger buttons on the game board + menu - Fixed issues that could cause the app to crash when the next/previous puzzle button is pushed (especially when the hide solved puzzle option is enabled) - other bug fixes and puzzle corrections

Version 3.1.1 - Fixed: crashes on iPad 2 when promoting a pawn (due to an iOS 8 bug) New in version 3.1 - iOS 8 support - Retina HD graphics! - Optimized for the iPhone 6 and iPhone 6 Plus - Improved iPad retina graphics

- iOS 8 support - Retina HD graphics! - Optimized for the iPhone 6 and iPhone 6 Plus - Improved iPad retina graphics - a couple of small bug fixes

- iOS 7 Redesign! - Improved Facebook sharing (with board screenshots) [iOS 7+] - Added screenshot of chess board to .pgn e-mail [ iOS 7+] - minor bug fixes

- Added the option to export a puzzle as a PGN file! You can e-mail the file or directly open it in another app. - Added rotation for upside-down portrait - Fixed a bug that caused puzzles to get skipped when the hide solved puzzles option was selected. - Other small updates and improvements.

- iOS 6 Compatibility - Optimized for iPhone 5 (taller screen)

- Retina graphics update for the iPad! (including: chess piece sets - Alpha, Berlin, Cheq, Leipzig, and XBoard, as well as the marble and wood board themes).

- Updated graphics for the new iPad's Retina display - iOS 5.1 compatibility

- Added a "+" button at the bottom of the game board with options to go to the next or previous puzzle - Added an option to go to the next puzzle after a checkmate - Fixed a couple of bugs and iOS 5 compatibility issues

- Added an option to show the chessboard coordinates - Toned down the piece movement animations a little - Added option to reset the solution for a particular puzzle (in the info button dialog) - performance improvements

- Bug Fix: empty board bug- puzzles would load with no pieces and would require application to be closed completely. - Other small bug fixes

- New Option: Now you can choose to have puzzles hidden after just one solution is found (how it worked before) or only after all unique solutions have been found (max of 4). This option works in conjunction with the hide solved puzzles option. - Bug fix: switching figurine notation (on/off) used to mess up the unique solution list - but not any more!

- Multiple solution support on every puzzle. Puzzle info displays how many unique solutions each puzzle has and stores different solutions that you have found. - 300 more helpmate in 2 moves puzzles added! - Timing clocks are displayed while you are working on each puzzle. How long you take to solve a puzzle is saved. - New options: more chess piece sets and more colors schemes including wood and marble. (Improved the options menu as well) - Social Gaming: Leaderboards to compare the number of puzzles you have solved with your friends and other players. Facebook integration - including the ability to post your progress and ask your friends for help on a puzzle. - Universal app - works on iPhone, iPod Touch, and iPad - high resolution graphics all around (where supported). - Many bug fixes and stability enhancements

Updated for iOS 4 -------------------- - multi-tasking enabled for iPhone 3GS+ - high resolution images for iPhone 4 - new modern chess piece set and updated xboard pieces - small bug fixes