Chess Helper

Your Personal Chess Assistant

See attackers, hanging pieces, and checks at a glance. Visualize tactics with arrows and get engine-calculated best moves. Fully customizable. Works on Chess.com and Lichess.org.

Chrome logo Add to Chrome - 30 day free trial 4.4 (10,000+ users)
“This chess extension is amazing, it helps so much when trying to learn and master new openings.”
Bimal Pahari Bimal Pahari

Everything you need to improve your chess

See attackers, hanging pieces and potential checks at a glance

No more calculating trades and checking what is attacking which square. Instantly see attackers for each square with highlighted check moves, as well as hanging and pinned pieces. Never blunder your queen again!

“I have been using this extension for quite a time now. Best way to improve your chess.”
Nwachukwu Okoro Nwachukwu Okoro
Chess board with highlighted hanging pieces and square attackers

Visualize attack lines

Draw arrows on the board and immediately see the updated board state after your moves. Perfect for exploring tactics and analyzing complex positions while planning your next move.

“Great for beginners learning tactics. My son uses it in puzzles and has improved a lot.”
Henry Jude Henry Jude
Chess board with user-drawn arrows

Engine-calculated best moves

Not sure what to play next? Let the built-in chess engine suggest the best moves for you, calculated in real-time. See the top moves as arrows on the board, along with their evaluation scores.

“WOW just suprising didnt expect this to be this good.”
Saitama Saitama
Chess board with engine-calculated best moves represented as arrows

Fully customizable

Tailor Chess Helper to your liking with a variety of settings. Don't want to use chess engine features? Turn them off. Want to see evaluation only after you play your move? We've got you covered.

“Really helps me get better at chess”
Noobly Gamer06 Noobly Gamer06
Chess Helper options page showing various settings

Works on Chess.com and Lichess.org

Chess Helper provides its full feature set on both Chess.com and Lichess.org, providing a consistent experience across both platforms. Works with bots and puzzles too!

“I use both Chess.com and Lichess, and this extension integrates seamlessly with both platforms.”
LEE CHI LEE CHI
Chess board showing full feature set on Lichess.org