Defense
What is a Perpetual Check in chess?
- Draw
- Checks
- Resource
A drawing resource where one side can keep checking forever, and the opponent cannot escape without allowing the checks to continue.
What to look for on the board
- The enemy king has no shelter.
- Your queen or rook can check from safe squares.
- The stronger side cannot force a queen trade.
Where the term comes from
Not a rule in itself but a practical use of one: the threefold repetition draw. It has saved more lost positions than almost any other resource, and knowing when your opponent has it available is a large part of endgame technique.
Perpetual Check FAQ
What is a perpetual check in chess?
A drawing resource where one side can keep checking forever, and the opponent cannot escape without allowing the checks to continue.
How do you spot a perpetual check on the board?
Look for: The enemy king has no shelter.; Your queen or rook can check from safe squares.; The stronger side cannot force a queen trade..
What is the most common mistake with a perpetual check?
Taking material while missing a forced perpetual check that saves the game.
How do you get better at using a perpetual check?
When worse, checks are not just annoyance. They may be your route to a draw.
Train this pattern on your own games
Reading a definition is not the same as spotting the pattern with a clock running. Chessiro's free game review runs Stockfish 18 over every move you play, names the concept behind each mistake, and turns the positions where it cost you into training puzzles. You can also see the idea in action in the classic games collection, where the greatest players in history demonstrate it.
Builds on
Related terms
Free game review
See where perpetual check decides your games
Chessiro reviews your games with an AI coach that names the concept behind every mistake, then drills you on the exact positions where it happened until you stop repeating them.
