About Кроссворды, кейворды и прочее
Fascinating crosswords and cross puzzles with a certain amount of humor
16 types of crosswords, including crosswords of three degrees of difficulty, numberbuses (aka keywords) and other cross-puzzles, with a minimum of little-known words, designed for the widest range of fans. Bonus - quiz "I believe - I do not believe"
Calm and intuitive interface, convenient controls, hints and custom settings.