Chess Reps is the opening repertoire in your pocket:

Manage your openings:

- Easily and quickly add all your openings - on the board or via PGN import.

- Found an interesting variation you want to try? Add it to your opening and you won't forget about it.

- The Omniscient Knight helps you find gaps in your repertoire

- Sign in with Google to synchronize your repertoire across devices.

- Share openings with your friends using PGN/Json export!

Train your openings:

- Test your memory of the opening lines in training

- Monitor your progress with statistics and weekly progress reports

Other notable features:

- Analyze positions with Stockfish 11

- Find the most popular moves with an opening database

- Training modes: sort positions sequentially / by score / randomly; infinity mode

- Transpose from one opening to another seamlessly (or don't)

- Comment on individual positions