B
litz
T
actics
Achievements
Sign up
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: Bishop 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
croc_master
92
Plattfuss
76
Origynalx3
74
josgar05
68
Silvia
66
Three high scores
dcc_london
58
Plattfuss
47
KirinoKousaka
43
cezrun64
34
Susan
34
Most infinity puzzles solved
Emiliako
212
lemondestfou
201
Kaminer
89
TheWanderingTaoist
79
cezrun64
77
Past 24 hours
Haste high scores
croc_master
92
Plattfuss
76
Silvia
66
somniatori
63
Origynalx3
60
Three high scores
dcc_london
58
KirinoKousaka
43
Plattfuss
41
Susan
34
linearline
25
Most infinity puzzles solved
somniatori
55
lemondestfou
41
wooks2018
34
TheWanderingTaoist
29
asanovski
24
Yesterday
Fastest speedruns
Plattfuss
109.0s
somniatori
136.0s
Iakiabad
137.8s
crystalwrists
217.3s
nickolaosgr
306.0s
Countdown high scores
Adriano_BSB
56
cezrun64
53
lemondestfou
52
Plattfuss
47
nickolaosgr
32
Unique puzzles solved
dimokles
320
nickolaosgr
207
Plattfuss
194
cezrun64
157
dcc_london
151
Today
Fastest speedruns
okokokio
63.4s
Kristian2504
116.8s
somniatori
142.1s
Susan
142.7s
Konstantin0201
146.9s
Countdown high scores
cezrun64
65
Adriano_BSB
63
lemondestfou
56
Dechro
40
nickolaosgr
38
Unique puzzles solved
croc_master
228
somniatori
174
Dechro
152
jugadatorrerifica
147
roscaenall
102
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
Emiliako
56
nickolaosgr
38
GuptaEmpire
23
nikelsen
5
Rook endgames high scores
nickolaosgr
26
nikhithshyam
23
flamehead
19
nikelsen
13
Openings high scores
flamehead
44
nickolaosgr
27
nikhithshyam
17
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