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 6 hours

Speedrun

Solve a sequence of puzzles as quickly as you can.
Theme: Quiet Move

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
donklemonglr
80
Silvia
79
luuu
73
Laparrilla
72
Origynalx3
70
Three high scores
dcc_london
58
bybos
56
twotonostrich
51
KirinoKousaka
50
Korenar
45
Most infinity puzzles solved
Mastrocoltello
393
Garryback
220
AbhinavSinha
127
DrOlliver
100
Vega9001
77
Past 24 hours
Haste high scores
luuu
73
Silvia
46
jugadatorrerifica
34
roscaenall
33
Jabots
32
Three high scores
dcc_london
54
cezrun64
36
wubadubalublub
35
Fedorduck
35
twopawn
26
Most infinity puzzles solved
Mastrocoltello
82
DrOlliver
50
chesstactics123
35
Lohu79
15
lemondestfou
15
Yesterday
Fastest speedruns
gela22
76.9s
mikezchess
78.2s
Kristian2504
90.1s
Fedorduck
153.6s
somniatori
156.6s
Countdown high scores
Frandy
88
nickolaosgr
29
Fedorduck
29
Unique puzzles solved
josgar05
674
dcc_london
493
donklemonglr
250
Noxie22
229
Vicky
206
Today
Fastest speedruns
Konstantin0201
206.8s
nickolaosgr
383.0s
Countdown high scores
Frandy
68
cezrun64
45
Meloblues
42
somniatori
37
salvado_xy55
31
Unique puzzles solved
Vicky
234
jugadatorrerifica
159
luuu
115
incredibledavit
113
FireEater321
110

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
100
jugadatorrerifica
69
wubadubalublub
57
smuratore
55
Vicky
44
Rook endgames high scores
jugadatorrerifica
45
Frandy
29
Vicky
26
Openings high scores
dcc_london
85
AryehPaniel
41
jugadatorrerifica
40
Vicky
24
hoollibaam646752
20
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