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 15 hours
Speedrun
Solve a sequence of puzzles as quickly as you can.
Theme: Bishop 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
Silvia
94
Origynalx3
94
luuu
82
Minos
80
Mohammad_jabari
68
Three high scores
dcc_london
59
KirinoKousaka
50
Korenar
42
cezrun64
35
twopawn
33
Most infinity puzzles solved
lemondestfou
190
anh_ce
148
DrOlliver
100
A1ejo_09
92
sharepointme
79
Past 24 hours
Haste high scores
luuu
82
Minos
80
Plattfuss
65
Laparrilla
62
ChessBrilliantCapybara
52
Three high scores
cezrun64
34
twopawn
31
Frederik2010
22
Caissa64
22
anh_ce
9
Most infinity puzzles solved
lemondestfou
156
DrOlliver
50
A1ejo_09
20
Lohu79
11
catttttttttttt1
10
Yesterday
Fastest speedruns
Kristian2504
75.3s
Konstantin0201
84.8s
catttttttttttt1
206.3s
MasterP2k
212.7s
cremaudu
521.3s
Countdown high scores
cezrun64
58
Frandy
54
powerlifter1000
29
leverage8953
26
MasterP2k
22
Unique puzzles solved
Laparrilla
319
podlesnick
286
MasterP2k
191
jugadatorrerifica
176
anh_ce
161
Today
Fastest speedruns
Caissa64
327.3s
anh_ce
629.4s
Countdown high scores
Frandy
63
ChessBrilliantCapybara
51
Frederik2010
38
jugadatorrerifica
33
anh_ce
20
Unique puzzles solved
jugadatorrerifica
238
Frederik2010
168
ChessBrilliantCapybara
160
AryehPaniel
146
podlesnick
123
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
74
Vicky
50
Osamodas
45
nickolaosgr
42
Rook endgames high scores
jugadatorrerifica
59
Frandy
38
Vicky
32
nickolaosgr
27
Maxime_2506
19
Openings high scores
AryehPaniel
46
jugadatorrerifica
41
Vicky
29
Avyukt2024
24
nickolaosgr
23
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