Achievements

Fast-paced chess puzzles. Choose a game mode to get started.

Haste

Combos gain time. Mistakes lose time. New puzzles each run.
New puzzles each run

Three

Three minutes, three lives,
three hints
New puzzles each run

Countdown

Solve puzzles before time runs out. New level each day.
Next level in 7 hours

Speedrun

Solve a sequence of puzzles as quickly as you can.
Theme: Pawn Endgame

Infinity

Play through endless puzzles. Set your own difficulty.
Sign up to track your progress

Repetition

Quickly solve puzzles without mistakes to unlock the next level.
Level 1 — Just warming up
Past 7 days
Haste high scores
Origynalx3
92
Mohammad_jabari
75
JaviAlcanyiz_99
75
SpoiledKitty
73
KirinoKousaka
72
Three high scores
dcc_london
54
twotonostrich
52
KirinoKousaka
51
JaviAlcanyiz_99
46
samuelmartin
40
Most infinity puzzles solved
cristhian
335
WildheartGuff
161
droubbley
140
izansantos
138
glushko
125
Past 24 hours
Haste high scores
Origynalx3
92
fschmidt
61
JaviAlcanyiz_99
61
newstbn
55
MateMentor
55
Three high scores
KirinoKousaka
51
YourBestChessMove
34
paconil
30
Vega9001
29
Reinaodama
19
Most infinity puzzles solved
izansantos
138
WildheartGuff
108
glushko
48
Exrex
42
cristhian
36
Yesterday
Fastest speedruns
mikezchess
110.7s
Konstantin0201
170.0s
Vega9001
241.0s
Patata_Veloz
263.4s
vasikvasikvasikvasik
313.4s
Countdown high scores
Patata_Veloz
41
Vega9001
37
Frandy
36
JMbishop
33
ULTIMOVENGADOR
28
Unique puzzles solved
KirinoKousaka
590
anh_ce
365
YourBestChessMove
342
chuss
325
Eric1510
311
Today
Fastest speedruns
clank32
77.0s
mikezchess
77.7s
Kristian2504
85.7s
Vega9001
138.9s
izansantos
143.0s
Countdown high scores
Frandy
51
clank32
51
MaidenKnight
46
Vega9001
35
izansantos
23
Unique puzzles solved
YourBestChessMove
437
MateMentor
400
anh_ce
320
Eric1510
315
Jair
313

Themed chess puzzle sets.

Combos gain time. Mistakes lose time. New puzzles each run.

Mate in one

Practice checkmate in one move. Great for beginners.

Rook endgames

The most common type of piece endgames.

Openings

Practice tactical patterns from chess openings.
Past 3 days
Mate in one high scores
jugadatorrerifica
69
Vicky
64
Patata_Veloz
64
MasterPru2k
47
Joemax
42
Rook endgames high scores
jugadatorrerifica
54
Vicky
38
nickolaosgr
34
MasterPru2k
31
anh_ce
26
Openings high scores
dcc_london
71
jugadatorrerifica
36
Jair
33
Vicky
30
anh_ce
21
Site updates
Sep 22, 2025
You can now customize the pieces on your board
Sep 17, 2025
Game mode puzzles have been upgraded to use the latest Lichess puzzle database
Aug 17, 2025
After selecting a game mode, you can now resize the chessboard via the icon in the bottom-right corner.
May 23, 2021
You can now create and play custom puzzle sets. This feature is still early in development. Feedback is welcome!
Dec 19, 2020
You can now use right click to draw shapes on the board. Click to draw circles. Click and drag to draw arrows.
Dec 15, 2020
When you view puzzles after a haste round, puzzles you made mistakes on will now be clearly shown.
Dec 8, 2020
A new game mode (Three) is in beta. Have fun and let us know what you think!
Oct 7, 2020
Click the "view puzzles" button after a speedrun or haste round to view the puzzles you saw during the round.
Oct 1, 2020
If you forgot your password and signed up with an email, you can reset your password here.
Feb 26, 2019
Rated mode is now in beta. Expect a rating reset in the future after puzzle ratings stabilize and tweaks are made to the rating system. More features to come.
Feb 24, 2019
Turn sounds on/off using the volume icon in the header
Feb 21, 2019
You can now customize your board colors
Links
Join the Discord channel
Practice endgame positions
ScoreboardAbout