Chess Tactics Pro (Puzzles)
LR Studios
初心者のためのチェスの戦術
Chess King
iChess - Chess Tactics/Puzzles
MyChessApps.com
初級チェス戦術1
Шахматные задачи, тактика
Andrew Zahalski
Pin Tactic
Griffon Game
CT-ART 4.0(チェス戦術 1200-2400)
Chess Tactics in Caro-Kann
Chess Tactics Art (1600-1800)
Survival Tactics
6waves