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 3 hours

Speedrun

Solve a sequence of puzzles as quickly as you can.
Theme: X Ray Attack

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
Silvia
93
Origynalx3
92
Pan_Bombastyczny
85
evildays
75
Mohammad_jabari
68
Three high scores
dcc_london
59
KirinoKousaka
51
Pan_Bombastyczny
51
Plattfuss
46
Korenar
46
Most infinity puzzles solved
Pan_Bombastyczny
578
Vega9001
426
AbhinavSinha
320
lemondestfou
265
Fallbook
251
Past 24 hours
Haste high scores
Origynalx3
92
Plattfuss
50
ChessWizard424
40
jugadatorrerifica
39
cezrun64
38
Three high scores
dcc_london
52
Plattfuss
39
wubadubalublub
38
smuratore
28
ChessWizard424
24
Most infinity puzzles solved
AbhinavSinha
320
loqed
106
nose
60
Garryback
58
Pan_Bombastyczny
26
Yesterday
Fastest speedruns
gela22
79.6s
Plattfuss
132.4s
Pan_Bombastyczny
142.7s
jampo
174.9s
Konstantin0201
187.3s
Countdown high scores
Plattfuss
57
MetinGurbanli
36
nickolaosgr
32
FarElegantRunner
18
Unique puzzles solved
smuratore
585
jugadatorrerifica
337
UsulAMB
203
Plattfuss
170
dcc_london
128
Today
Fastest speedruns
Kristian2504
77.2s
Konstantin0201
99.9s
N2Terrible
164.8s
jugadatorrerifica
174.4s
nickolaosgr
276.1s
Countdown high scores
Frandy
63
nickolaosgr
33
Unique puzzles solved
Mohammad_jabari
336
AbhinavSinha
320
ChessWizard424
310
Frandy
239
jugadatorrerifica
213

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
wubadubalublub
70
Pan_Bombastyczny
63
jugadatorrerifica
58
smuratore
55
MatTactics
46
Rook endgames high scores
dcc_london
88
Frandy
46
jugadatorrerifica
37
Openings high scores
dcc_london
88
jugadatorrerifica
39
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