Company Maksim Kolosov created these great apps:
Italian Opening (full version), Chess - Italian Opening, King's Indian Defense (Full), Chess - King's Indian Defense, Knight Forks (full version), Chess - Knight Forks, Sicilian Combinations Full Ver, Chess - Sicilian Combinations, London System (full version), Chess - London System, Queen's Gambit (full version), Chess - Queen's Gambit, Ruy Lopez Opening, Najdorf Variation, Classic Caro-Kann (full ver.), Chess - Classic Caro-Kann, Scottish Gambit, Slav Defense (full version), Catalan Opening, Combinations in King's Gambit, and others..
