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: Defensive Move
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
Origynalx3
84
Mohammad_jabari
75
CorporiAlieni
75
JaviAlcanyiz_99
75
SpoiledKitty
73
Three high scores
dcc_london
54
KirinoKousaka
53
twotonostrich
52
JaviAlcanyiz_99
46
samuelmartin
40
Most infinity puzzles solved
cristhian
375
droubbley
224
AZazwinner
148
Vega9001
126
Nayrita252
87
Past 24 hours
Haste high scores
Origynalx3
84
JaviAlcanyiz_99
75
newstbn
59
fschmidt
58
Alcaraz
56
Three high scores
dcc_london
53
JaviAlcanyiz_99
46
Vega9001
38
YourBestChessMove
31
ULTIMOVENGADOR
29
Most infinity puzzles solved
AntoniusBlock1987
80
stefanosoto123
74
MrGalang
36
Vega9001
21
Israel
20
Yesterday
Fastest speedruns
mikezchess
77.7s
Vega9001
106.6s
JaviAlcanyiz_99
130.4s
Patata_Veloz
134.1s
AlexNM12
156.6s
Countdown high scores
Patata_Veloz
40
AlexNM12
35
Amaro
31
Vega9001
29
enriquemerro2000
20
Unique puzzles solved
Alcaraz
643
YourBestChessMove
441
newstbn
381
Patata_Veloz
348
JaviAlcanyiz_99
341
Today
Fastest speedruns
Konstantin0201
170.0s
Vega9001
241.0s
Patata_Veloz
263.4s
vasikvasikvasikvasik
313.4s
Countdown high scores
Patata_Veloz
41
Vega9001
37
Frandy
36
JMbishop
33
ULTIMOVENGADOR
28
Unique puzzles solved
anh_ce
365
YourBestChessMove
342
chuss
325
Sara_Reyes
247
Patata_Veloz
209
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
Patata_Veloz
64
jugadatorrerifica
58
smuratore
51
nickolaosgr
46
Rook endgames high scores
dcc_london
87
nickolaosgr
34
jugadatorrerifica
33
iconoplasta
32
anh_ce
26
Openings high scores
dcc_london
71
jugadatorrerifica
36
samuelmartin
33
nickolaosgr
25
anh_ce
21
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