B
litz
T
actics
Achievements
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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: Middlegame
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
Pan_Bombastyczny
85
Origynalx3
82
evildays
75
Plattfuss
66
Three high scores
dcc_london
60
Pan_Bombastyczny
51
KirinoKousaka
51
Leviackerman594
51
girdav
46
Most infinity puzzles solved
lemondestfou
652
Vega9001
644
Pan_Bombastyczny
527
Fallbook
255
anaqi
115
Past 24 hours
Haste high scores
Silvia
87
evildays
75
wubadubalublub
43
Kovid_30
36
max_euwe
31
Three high scores
dcc_london
59
KirinoKousaka
44
cezrun64
34
twopawn
23
Most infinity puzzles solved
Vega9001
95
lemondestfou
76
anaqi
47
Aniket
6
Yesterday
Fastest speedruns
Asuyut
117.6s
Kristian2504
127.1s
Kim1409
229.7s
jugadatorrerifica
250.3s
nickolaosgr
280.4s
Countdown high scores
Frandy
58
cremaudu
20
Unique puzzles solved
evildays
361
UsulAMB
321
Origynalx3
260
ChessWizard424
195
jugadatorrerifica
159
Today
Fastest speedruns
Kristian2504
135.3s
Konstantin0201
304.0s
nickolaosgr
474.0s
Countdown high scores
kardiyoloji
100
Frandy
62
Unique puzzles solved
evildays
539
dcc_london
277
Kovid_30
136
Silvia
126
kardiyoloji
100
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
Pan_Bombastyczny
72
nickolaosgr
57
max_euwe
47
doublebeta
44
Rook endgames high scores
dcc_london
90
Frandy
61
Pan_Bombastyczny
59
nickolaosgr
31
Vicky
29
Openings high scores
dcc_london
75
wubadubalublub
53
jugadatorrerifica
39
smuratore
27
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