Spar🤖
Play vs Bot
Five human-like bots — Beginner 200, Casual 400, Club 600, Strong 1000, Expert 2000 — with hints, undo, and clocks.
Play vs Bot →
♞ Free chess · No account needed
Play chess.
Play chess.
Get better.
Spar anytime.
Spar is your chess home on the web. Battle the bot from Beginner 200 to Expert 2000, streak mate-in-1 puzzles, learn every piece with interactive lessons, or pass & play with a friend on the same screen.
200–20005 bot levels
24Mate-in-1 puzzles
12Interactive lessons
1–15 minBullet to rapid
Choose how to play
One website, every way to spar. Pick a mode and you will land right on the board.
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Puzzles
24 engine-verified puzzles — mate in 1, 2 and 3. Build a streak, beat your best, train your eye daily.
Solve Puzzles →🎓
Learn
12 interactive lessons for every piece, castling, en passant, promotion, check, mate and stalemate.
Start Learning →🌐
Play Online
Real players, real games. Quick-match matchmaking or a private game by code — no undo, no hints.
Play Online →👥
Pass & Play
Two players, one screen. 1, 3, 5, 10 or 15-minute clocks for a quick game with a friend.
Play Together →Built to make you better
Not just a board — a training partner that lives on your own site.
Human-like botsLower levels blunder and drift like real beginners, so wins feel earned.
Full chess rulesCastling, en passant, promotion, check / mate / stalemate, move list, undo and hint.
Make it yours8 board themes, 3 piece sets, 3 piece colors, sound, move dots and highlights.
Fast clocksBullet 1-minute to rapid 15-minute, with low-time warnings.
Saves on your deviceStats, puzzle streaks and lesson progress stay in your browser.
Online play is liveQuick-match matchmaking and private code games, powered by Firebase — challenge real players right in your browser.
Ready to play?
No download. No sign-up. Just chess.