Manage Repertoire: Here is where you create and edit your openings and topic repertoire.

Play: To play a one player game with the engine as the opponent or play a two player game in a single device with your friend, click this button. It will start a new game with initial position and white to move.

Set Up Board Position: Starts a new game with custom starting position, perhaps within middle game or end game phase.

Openings: This is a list of ECO openings that you can start with when creating your opening repertoire.

Load/Save File: 

• Load a PGN File - select this menu item if want to load a PGN file or a FEN file to review or edit with the built-in PGN reviewer/editor. You can add some variations to a game, add some nags and positional assessments, add some colored graphic squares and arrows to specify your point in a particular position.

• Save to PGN File - select this menu item if you want to save the current game that you edited to an existing PGN file or new PGN file.

• Load Position from File - select this menu item if you want to load a FEN position from a FEN file.

Select Game: If you previously loaded a PGN file, this menu option will re-display the list of games in that PGN file.

Database: Here is where you can back-up, restore ,reset your database or check database integrity.

• ​ Backup - To prevent loss of data, specially your carefully prepared openings, you must regularly backup your database.

• Restore - select this menu item if you want to restore one of your previously backed up data stored in dbbackup folder.

• Reset - select this menu item if you want to reset your database to initial settings. Remember that your current database will be overwritten so it is wise to back it up first before you reset your database.

• Check DB Integrity -  You can also check database integrity here and automatically correct errors in the database.

• Remove All Position Comments - If you want to delete all positional comments in all your openings you can do it here in one command. On a one note, you can not undo the process unless you backed up the database before you did deleted all positional comments.

Manage Chess Engines: If you downloaded chess engines from Google Play store, you can install chess engines here and do some other chess engine settings.

• Select Chess Engine - by default Stockfish is the engine used by the app but you can select a different chess engine that is installed on your device for analysis or to play game with.​

• Set Options - settings for the currently loaded chess engine.

• Configure Network Engine - if you have previously configured a network chess engine you can edit it here or you can configure a new network engine.

Settings: Here is where you change the settings of the app. There are three main categories namely: 

• Repertoire - all settings referring to repertoire mode (Prepare, Study, & Train) can be changed here

• General Appearance - all settings referring to the looks and feel of the app can be changed here.

• General Behavior - all settings referring to general behavior of the app can be changed here.

• PGN - all settings referring to PGN Mode can be changed here.

Bug Report: Whenever you encountered a bug in the app that must be fixed you can report it here.

Rate This App: Here is where you can rate the app and write your review.

Tooltip Guide: Whenever you want to activate tooltip guide you can choose this menu option.

About: Some information about the app.

Exit App: As the name implies.