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: Trapped Piece

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
JaviAlcanyiz_99
85
Silvia
77
Nickus67
77
Origynalx3
73
tusharmurali
72
Three high scores
dcc_london
58
KirinoKousaka
54
JaviAlcanyiz_99
51
Plattfuss
44
jakbie
43
Most infinity puzzles solved
WildheartGuff
664
Miau
210
RedClover
155
droubbley
131
davidyomtobian
115
Past 24 hours
Haste high scores
Silvia
77
JaviAlcanyiz_99
70
chuss
43
somniatori
40
QREWXTZY
37
Three high scores
dcc_london
55
Vega9001
36
cezrun64
35
YourBestChessMove
35
elgonda
10
Most infinity puzzles solved
WildheartGuff
111
Miau
82
RedClover
62
eustasiv
53
Srid
44
Yesterday
Fastest speedruns
mikezchess
69.2s
somniatori
136.0s
Vega9001
186.0s
nista
276.4s
nickolaosgr
819.8s
Countdown high scores
Patata_Veloz
40
somniatori
38
elgonda
37
Vega9001
26
Unique puzzles solved
QREWXTZY
416
chuss
283
dcc_london
281
JaviAlcanyiz_99
280
UsulAMB
250
Today
Fastest speedruns
Vega9001
120.9s
Konstantin0201
123.4s
Miau
196.1s
Countdown high scores
SomeGuyIgloo
53
Miau
53
Patata_Veloz
42
Vega9001
37
Unique puzzles solved
YourBestChessMove
375
JaviAlcanyiz_99
334
anh_ce
246
chuss
237
dcc_london
225

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
dcc_london
79
smuratore
64
eustasiv
61
ZugzwangDeeb
40
nista
38
Rook endgames high scores
dcc_london
74
Frandy
51
QREWXTZY
51
eustasiv
28
anh_ce
26
Openings high scores
dcc_london
95
eustasiv
41
MasterPru2k
20
anh_ce
19
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