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 3 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
luuu
97
Origynalx3
93
Silvia
74
josgar05
74
Mohammad_jabari
74
Three high scores
dcc_london
56
KirinoKousaka
56
Techniique
51
jakbie
46
Plattfuss
45
Most infinity puzzles solved
lemondestfou
410
HazePsy
328
Dklopfer
157
Puredication
72
AbrarJahin
61
Past 24 hours
Haste high scores
Mohammad_jabari
74
KirinoKousaka
56
Plattfuss
50
kuldud
48
jugadatorrerifica
39
Three high scores
dcc_london
55
KirinoKousaka
43
Plattfuss
41
Maxime_2506
26
Blueberry646
21
Most infinity puzzles solved
lemondestfou
23
Sputnik
14
Faust
6
wooks2018
4
king_geometry
4
Yesterday
Fastest speedruns
Puredication
69.8s
WinnerForeverVE
71.3s
QREWXTZY
102.0s
Kristian2504
104.4s
Plattfuss
141.1s
Countdown high scores
Frandy
63
Plattfuss
49
WinnerForeverVE
38
sounili
20
Unique puzzles solved
Mohammad_jabari
412
lemondestfou
202
AryehPaniel
196
dcc_london
184
Plattfuss
169
Today
Fastest speedruns
mikezchess
76.6s
Konstantin0201
88.9s
PabloARs
116.3s
ajkps
117.8s
jugadatorrerifica
151.8s
Countdown high scores
Frandy
87
ajkps
42
sounili
24
Unique puzzles solved
dcc_london
456
jugadatorrerifica
191
KirinoKousaka
152
Kovid_30
151
ajkps
114
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
65
AryehPaniel
64
doublebeta
42
MatTactics
38
Rook endgames high scores
dcc_london
88
nickolaosgr
25
alejandrohabb
11
Openings high scores
dcc_london
96
wubadubalublub
64
AryehPaniel
48
jugadatorrerifica
37
Estefany
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