WhenToChess Flashcards

Press Ctrl+Shift+Z on chess.com or Lichess to save the current position as a flashcard.

WhenToChess Flashcards helps you turn interesting chess positions into a personal training deck. While reviewing a game on Chess.com or Lichess, use the extension shortcut to capture the current position. The extension sends the position to your WhenToChess account, where it becomes a flashcard you can review later in Study Mode. It is designed for players who want to remember tactical moments, opening mistakes, endgame patterns, and positions from their own games. Features: - Capture positions from Chess.com and Lichess - Save a board screenshot and position data - Automatically avoid duplicate positions - Use server-side Stockfish analysis to suggest the best move - Review cards later with spaced repetition - Keep your own personal card collection - Open your study deck from the extension popup How it works: - Sign in to your WhenToChess account. - Open a supported Chess.com or Lichess game/analysis page. - Press the capture shortcut. - Review the saved card later in Study Mode. Privacy note: When you save a card, the extension sends the chess position, board screenshot, page URL, and move information to WhenToChess so the flashcard can be created and reviewed later. We do not use this data for advertising or sell it to third parties.