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: Trapped Piece
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
93
Pan_Bombastyczny
85
Origynalx3
82
evildays
75
Mohammad_jabari
68
Three high scores
dcc_london
59
KirinoKousaka
51
Pan_Bombastyczny
51
Plattfuss
46
girdav
46
Most infinity puzzles solved
Pan_Bombastyczny
552
Vega9001
426
lemondestfou
256
Fallbook
255
anaqi
115
Past 24 hours
Haste high scores
Mohammad_jabari
68
goodweather
42
MarSe_33
39
gela22
33
smuratore
30
Three high scores
dcc_london
55
Korenar
46
twopawn
40
Maxime_2506
25
MetinGurbanli
11
Most infinity puzzles solved
DrOlliver
50
Pan_Bombastyczny
25
lemondestfou
24
bybos
10
FarElegantRunner
4
Yesterday
Fastest speedruns
Kristian2504
135.3s
Konstantin0201
304.0s
nickolaosgr
474.0s
Countdown high scores
kardiyoloji
100
Frandy
69
Unique puzzles solved
evildays
539
dcc_london
277
Kovid_30
136
Silvia
126
kardiyoloji
100
Today
Fastest speedruns
gela22
79.6s
Pan_Bombastyczny
142.7s
jampo
174.9s
Konstantin0201
187.3s
jugadatorrerifica
282.0s
Countdown high scores
MetinGurbanli
36
nickolaosgr
32
FarElegantRunner
18
Unique puzzles solved
smuratore
507
jugadatorrerifica
337
UsulAMB
203
dcc_london
128
Korenar
88
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
wubadubalublub
70
jugadatorrerifica
58
smuratore
55
max_euwe
47
Rook endgames high scores
dcc_london
88
Frandy
61
jugadatorrerifica
37
Vicky
29
max_euwe
27
Openings high scores
dcc_london
75
jugadatorrerifica
39
smuratore
27
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