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: Pawn Endgame
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
SpoiledKitty
92
Origynalx3
87
josgar05
85
imxaviii19
79
Juanmaa10
76
Three high scores
dcc_london
58
KirinoKousaka
54
JaviAlcanyiz_99
51
Juanmaa10
46
Plattfuss
44
Most infinity puzzles solved
sharepointme
1776
WildheartGuff
525
droubbley
280
davidyomtobian
161
nose
134
Past 24 hours
Haste high scores
JaviAlcanyiz_99
61
evildays
60
Plattfuss
56
i_sei
56
chuss
56
Three high scores
dcc_london
58
KirinoKousaka
54
Plattfuss
44
Vega9001
39
YourBestChessMove
33
Most infinity puzzles solved
WildheartGuff
100
i_sei
57
davidyomtobian
47
AntoniusBlock1987
33
Ladas65
26
Yesterday
Fastest speedruns
mikezchess
69.5s
Konstantin0201
79.4s
Korenar
124.0s
Vega9001
124.1s
Ajedrez_con_Brayan
154.7s
Countdown high scores
Amaro
69
Frandy
58
cezrun64
33
Plattfuss
32
Vega9001
30
Unique puzzles solved
i_sei
1500
KirinoKousaka
295
Ajedrez_con_Brayan
235
jakbie
232
anh_ce
207
Today
Fastest speedruns
MukanKaganTurk
94.1s
Vega9001
105.3s
sonnenwichtel2000
235.5s
acatnamedchicken
287.2s
Countdown high scores
Amaro
61
law
39
Frandy
35
Vega9001
31
SkullKrusher479
24
Unique puzzles solved
chuss
1886
i_sei
513
JaviAlcanyiz_99
504
KirinoKousaka
236
dcc_london
197
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
60
Vicky
53
MasterPru2k
49
AryehPaniel
44
Rook endgames high scores
dcc_london
87
fschmidt
58
MukanKaganTurk
45
jugadatorrerifica
44
Vicky
33
Openings high scores
dcc_london
81
AryehPaniel
40
jugadatorrerifica
37
Vicky
35
smuratore
34
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