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
Minos
100
Plattfuss
84
Silvia
82
goodweather
77
Mohammad_jabari
75
Three high scores
dcc_london
58
KirinoKousaka
53
Plattfuss
46
Korenar
45
jakbie
45
Most infinity puzzles solved
lemondestfou
634
jugadatorrerifica
442
ChessWizard424
246
luizfernandoalves
128
Korenar
84
Past 24 hours
Haste high scores
Silvia
56
ChessWizard424
42
Kovid_30
41
FireEater321
29
jugadatorrerifica
28
Three high scores
dcc_london
56
ChessWizard424
36
Most infinity puzzles solved
jugadatorrerifica
103
ChessWizard424
90
lemondestfou
31
BigNetThrow4s
25
MarSe_33
15
Yesterday
Fastest speedruns
misteriosoches
57.4s
ChessWizard424
97.1s
Kristian2504
109.2s
Konstantin0201
121.2s
Korenar
133.2s
Countdown high scores
Amaro
78
Frandy
74
ChessWizard424
42
anaqi
30
clinares
26
Unique puzzles solved
Mohammad_jabari
986
ChessWizard424
254
Kovid_30
250
luuu
217
jugadatorrerifica
193
Today
Fastest speedruns
Kristian2504
94.1s
ChessWizard424
102.0s
Konstantin0201
123.2s
jampo
197.5s
jugadatorrerifica
212.2s
Countdown high scores
Frandy
86
ChessWizard424
46
sounili
22
alejandrohabb
13
Unique puzzles solved
Kovid_30
997
ChessWizard424
428
jugadatorrerifica
296
Silvia
208
dcc_london
180
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
99
jugadatorrerifica
60
Niraj_Desai
45
Rook endgames high scores
dcc_london
95
Crazydmitreg
81
safary
56
Niraj_Desai
43
jakbie
40
Openings high scores
dcc_london
76
jugadatorrerifica
49
Niraj_Desai
40
Iamwind
24
alejandrohabb
8
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