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
Silvia
87
Plattfuss
84
goodweather
77
Mohammad_jabari
75
Three high scores
dcc_london
58
KirinoKousaka
49
Korenar
45
jakbie
45
Plattfuss
41
Most infinity puzzles solved
lemondestfou
784
jugadatorrerifica
395
ChessWizard424
246
Korenar
84
DrOlliver
50
Past 24 hours
Haste high scores
Silvia
82
Mohammad_jabari
63
Plattfuss
56
MarSe_33
37
jugadatorrerifica
33
Three high scores
dcc_london
54
Plattfuss
32
sounili
18
Most infinity puzzles solved
lemondestfou
165
Boing630
4
benyuiop
1
dubber
1
Yesterday
Fastest speedruns
Kristian2504
91.7s
Konstantin0201
92.1s
Plattfuss
116.9s
jugadatorrerifica
187.9s
nickolaosgr
296.9s
Countdown high scores
Plattfuss
57
Frandy
52
cezrun64
36
nickolaosgr
25
g_giaca
23
Unique puzzles solved
Silvia
471
Mohammad_jabari
463
Kovid_30
445
dcc_london
307
nickolaosgr
228
Today
Fastest speedruns
Kristian2504
91.0s
jfrankholmes
109.9s
acatnamedchicken
192.5s
jugadatorrerifica
214.2s
Countdown high scores
Frandy
71
Amaro
40
jfrankholmes
33
jugadatorrerifica
31
MarSe_33
29
Unique puzzles solved
Kovid_30
595
Silvia
410
jugadatorrerifica
332
Mohammad_jabari
280
Vicky
274
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
63
nickolaosgr
51
Vicky
45
MaexchenStefan
33
Rook endgames high scores
dcc_london
75
safary
56
jugadatorrerifica
32
Vicky
32
nickolaosgr
29
Openings high scores
dcc_london
93
wubadubalublub
84
jugadatorrerifica
49
smuratore
36
nickolaosgr
30
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