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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: Mate In3
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
Phenomenonly
100
josgar05
96
Origynalx3
88
Laparrilla
83
luuu
82
Three high scores
dcc_london
55
KirinoKousaka
53
Phenomenonly
52
Plattfuss
47
kh25
46
Most infinity puzzles solved
jam67
573
droubbley
540
DrOlliver
350
nose
276
JRoger
203
Past 24 hours
Haste high scores
josgar05
87
Laparrilla
83
evildays
77
Phenomenonly
77
Origynalx3
74
Three high scores
dcc_london
54
Plattfuss
46
Miau
32
Hernanleyez
23
Tantalyse
22
Most infinity puzzles solved
droubbley
284
jam67
125
Xssdre
85
DrOlliver
50
JRoger
28
Yesterday
Fastest speedruns
Phenomenonly
29.8s
kardiyoloji
31.2s
mikezchess
44.6s
Rawkward
62.0s
Zero_Fallen2
65.8s
Countdown high scores
Phenomenonly
100
Plattfuss
46
vakkomondor
38
Rawkward
36
law
35
Unique puzzles solved
vakkomondor
842
Phenomenonly
324
josgar05
284
evildays
277
Mohammad_jabari
234
Today
Fastest speedruns
Phenomenonly
91.7s
Boby
94.5s
Kristian2504
112.0s
Konstantin0201
149.2s
agndum
186.9s
Countdown high scores
Phenomenonly
62
valen13221
31
pipex_07
20
Sisibon
5
Unique puzzles solved
evildays
754
droubbley
284
Phenomenonly
236
vakkomondor
226
Laparrilla
218
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
Phenomenonly
100
smuratore
55
MasterPru2k
43
anh_ce
36
nickolaosgr
32
Rook endgames high scores
Phenomenonly
100
anh_ce
26
MasterPru2k
24
Aa11001100
21
nickolaosgr
19
Openings high scores
Phenomenonly
100
anh_ce
25
MasterPru2k
25
koenigseggfanguy
25
Xssdre
25
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