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
Nickus67
90
Origynalx3
84
JaviAlcanyiz_99
78
CorporiAlieni
75
SpoiledKitty
73
Three high scores
twotonostrich
55
JaviAlcanyiz_99
53
KirinoKousaka
53
dcc_london
51
Plattfuss
48
Most infinity puzzles solved
cristhian
623
droubbley
333
RobDaVinci
306
AlwaysPrime_64
244
AZazwinner
148
Past 24 hours
Haste high scores
Origynalx3
84
SpoiledKitty
73
chuss
58
twotonostrich
57
CorporiAlieni
48
Three high scores
twotonostrich
52
KirinoKousaka
46
davidyomtobian
24
Joemax
16
JLG42
9
Most infinity puzzles solved
cristhian
92
Vitordette
75
localbishop
32
hnzngrmpf
27
glushko
25
Yesterday
Fastest speedruns
kardiyoloji
52.4s
twotonostrich
126.1s
biplavchess
331.0s
davidyomtobian
647.1s
Countdown high scores
twotonostrich
73
Amaro
66
lemondestfou
60
law
52
Frandy
49
Unique puzzles solved
twotonostrich
426
MateMentor
397
dcc_london
311
Origynalx3
275
SpoiledKitty
218
Today
Fastest speedruns
davidyomtobian
128.7s
ChMouse
349.3s
MasterPru2k
440.1s
acatnamedchicken
602.3s
JLG42
702.5s
Countdown high scores
Amaro
85
davidyomtobian
55
lemondestfou
54
Frandy
50
law
42
Unique puzzles solved
chuss
636
MateMentor
358
Origynalx3
272
davidyomtobian
224
Vicky
204
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
Vicky
52
MasterPru2k
51
smuratore
46
biplavchess
42
Rook endgames high scores
dcc_london
59
Frandy
57
jugadatorrerifica
39
Vicky
33
MasterPru2k
26
Openings high scores
dcc_london
80
jugadatorrerifica
32
smuratore
29
anh_ce
20
MasterPru2k
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