1) Play
Play vs. Android or use as a chess board to analyze games.
2) Practice
Practice your check-mate skills against the clock.
3) Puzzles
Solve tough "mate in two" puzzles.
4) Play online
Play online on the FICS (Free Internet Chess Server).
5) Global preferences
Set preferences that are global for Chess.
6) Advanced
Import and export tools that handle PGN files.