Learn strategies for the Defense with theoretical analysis and practical examples. Study 130 positions and 330 exercises to improve understanding of key variations. Practice moves and analyze for both white and black pieces.
Combine adjacent tiles with the same to merge them. Tap to pop tiles and combine them in selected positions. Aim to create a tile with the 10. Track progress and compete with other players.
Learn chess strategies and variations of the starting from move 1. d4 Nf6. Analyze theoretical positions and solve 430 exercises. Track progress and study opening lines for both white and black.
Allows users to analyze openings with statistical data and ECO codes. Compare moves side by side and export in PGN format. Build custom repertoires, add comments, and classify move sequences automatically.
Solve puzzles based on from a textbook by Sergey Ivashchenko. Identify critical moves with visual hints and feedback. View the piece to move after incorrect attempts. Track progress through structured lessons.