Excellent Six dollars is totally worth the content and extras you get.
Great chess app I love it
PB CHESS Chess Tactics and Strategy I have used this training program for six months and I put it on my phone too because you get an extra registration for free. I spend hours on this program every day. It has a gigantic database of chess puzzles.
Nice chess..apps Respected sir..Please inform ...us...in this nice chess apps.... engine..level ELO .. RATING.... best work ..done....thanks sir...
nice soft, highly recommended. // Evgeniy
Fixed issue with online tactics