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 7 hours
Speedrun
Solve a sequence of puzzles as quickly as you can.
Theme: Sacrifice
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
Nickus67
90
Origynalx3
84
CorporiAlieni
75
SpoiledKitty
73
KirinoKousaka
72
Three high scores
dcc_london
54
KirinoKousaka
53
twotonostrich
52
JaviAlcanyiz_99
48
Plattfuss
48
Most infinity puzzles solved
cristhian
536
droubbley
355
AlwaysPrime_64
244
RobDaVinci
164
Vega9001
155
Past 24 hours
Haste high scores
Origynalx3
78
KirinoKousaka
72
JaviAlcanyiz_99
67
Silvia
64
Juanmaa10
58
Three high scores
dcc_london
54
KirinoKousaka
47
samuelmartin
40
YourBestChessMove
30
Sofia455
29
Most infinity puzzles solved
davidyomtobian
46
Luis1999
42
alexischess
30
glushko
25
jifentef
24
Yesterday
Fastest speedruns
samuelmartin
155.4s
SebasCiot
186.8s
Konstantin0201
203.4s
Airot
302.1s
ChMouse
330.2s
Countdown high scores
Frandy
51
lemondestfou
51
MaidenKnight
41
Sofia455
37
Vega9001
30
Unique puzzles solved
chuss
503
MateMentor
400
anh_ce
238
AryehPaniel
229
samuelmartin
199
Today
Fastest speedruns
mikezchess
113.7s
davidyomtobian
159.5s
Konstantin0201
164.8s
barbarowp
284.4s
ROLETH_26
286.8s
Countdown high scores
davidyomtobian
40
barbarowp
23
Rhunok
20
JMbishop
1
Unique puzzles solved
Zahahadid
446
Angela
239
JaviAlcanyiz_99
219
anh_ce
204
dcc_london
198
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
95
jugadatorrerifica
62
Vicky
57
smuratore
51
nickolaosgr
46
Rook endgames high scores
dcc_london
87
Frandy
57
jugadatorrerifica
40
Vicky
33
iconoplasta
32
Openings high scores
AryehPaniel
42
samuelmartin
33
jugadatorrerifica
32
nickolaosgr
25
MasterPru2k
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