Very nice It is yes.
Great app!! But I can't see the part one?
Greatest apps I can't just give my comment on all of your apps. But, to be honest, you're one of the best and greatest developers in Google play store for creating such beautiful and useful applications. Thank you.
Attention! You should have an internet connection on the first launch to verify your purchase!
* Added cloud sync option for statistics and bookmarks
* Added "Auto hints" option - you can use it to turn off automatic hints after wrong move attempts
* Added solved exercises graph on the statistics screen
* Improved theory mode
* Improved puzzles sharing into images
* Various fixes and improvements