ChesSuccess does not collect any personal information about users of the application.
ChesSuccess does not collect any data present in the system or user registry files.
ChesSuccess does not modify any system file or user registry data.
The use of the ChesSuccess application services does not require any connection or transmission of personal data.
The Stockfish analysis engine is Open Source, the source code is available here : Stockfish
ChesSuccess does not collect any location information.
If you wish to comment on ChesSuccess, you can do so at this email address :
chessoft@hotmail.com
I will answer you as soon as possible.