20200726 ver1.0 Released
20200801 ver1.2 Spanish, French, German, Japanese ver released
20200822 ver1.2.1 Bug fixed
20200829 ver1.2.2 Bug of 50 moves rule fixed
20220514 ver2.1.0 Image save UI changed
20220716 ver2.1.1 Link to other games
Features:
-Edit mode for making your original chess problems.
>Able to solve by computer.
>Able to save as png file.
-You can change the design of the pieces and the board.
-English, French, Spanish, German, Japanese ver.