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: Rook 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
57
KirinoKousaka
53
JaviAlcanyiz_99
51
Juanmaa10
46
jakbie
43
Most infinity puzzles solved
sharepointme
1776
WildheartGuff
524
droubbley
280
cristhian
170
glushko
127
Past 24 hours
Haste high scores
JaviAlcanyiz_99
69
SpoiledKitty
57
KirinoKousaka
55
i_sei
54
Ajedrez_con_Brayan
46
Three high scores
dcc_london
57
KirinoKousaka
50
jakbie
43
Vega9001
32
twopawn
30
Most infinity puzzles solved
WildheartGuff
110
DrOlliver
50
nose
49
Vega9001
36
Joemax
12
Yesterday
Fastest speedruns
kardiyoloji
57.4s
Patata_Veloz
57.7s
MukanKaganTurk
58.7s
JaviAlcanyiz_99
132.0s
MaexchenStefan
493.1s
Countdown high scores
Patata_Veloz
38
MaidenKnight
34
quisredskin
18
Delfinito
1
Unique puzzles solved
i_sei
1558
JaviAlcanyiz_99
438
chuss
369
KirinoKousaka
369
evildays
348
Today
Fastest speedruns
Konstantin0201
103.4s
Korenar
124.0s
Vega9001
124.1s
Ajedrez_con_Brayan
154.7s
vasikvasikvasikvasik
256.4s
Countdown high scores
Amaro
69
Frandy
58
cezrun64
33
Vega9001
30
davidyomtobian
17
Unique puzzles solved
i_sei
729
Ajedrez_con_Brayan
235
jakbie
232
anh_ce
207
Vega9001
148
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
85
Patata_Veloz
61
jugadatorrerifica
58
Vicky
53
MasterPru2k
49
Rook endgames high scores
dcc_london
73
MukanKaganTurk
45
jugadatorrerifica
44
Vicky
33
barbarowp
31
Openings high scores
dcc_london
81
AryehPaniel
40
Vicky
35
smuratore
34
jugadatorrerifica
28
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