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: 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
jajuraj
100
Silvia
84
luuu
77
Josep_Arocas_14
72
YoureExcused
71
Three high scores
jajuraj
63
dcc_london
60
twotonostrich
56
KirinoKousaka
52
Plattfuss
45
Most infinity puzzles solved
ilovechess13
731
jajuraj
651
beachoceantoi
261
DrOlliver
200
asanovski
167
Past 24 hours
Haste high scores
jajuraj
100
twotonostrich
68
Origynalx3
59
jugadatorrerifica
51
QREWXTZY
49
Three high scores
jajuraj
60
twotonostrich
56
KirinoKousaka
52
LakshmananV
26
Tghj
20
Most infinity puzzles solved
ilovechess13
182
jajuraj
179
DrOlliver
100
lemondestfou
43
glushko
22
Yesterday
Fastest speedruns
QREWXTZY
52.1s
mikezchess
74.8s
Kristian2504
87.9s
Konstantin0201
106.6s
acatnamedchicken
279.0s
Countdown high scores
Frandy
50
leverage8953
20
Unique puzzles solved
anh_ce
505
jajuraj
487
beachoceantoi
261
Josep_Arocas_14
177
Silvia
130
Today
Fastest speedruns
jajuraj
69.9s
twotonostrich
109.6s
Kristian2504
114.9s
QREWXTZY
143.3s
Konstantin0201
147.3s
Countdown high scores
jajuraj
82
twotonostrich
72
Frandy
70
nickolaosgr
25
leverage8953
20
Unique puzzles solved
jajuraj
676
AryehPaniel
529
twotonostrich
490
anh_ce
311
jugadatorrerifica
198
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
jajuraj
77
jugadatorrerifica
60
Vicky
53
AryehPaniel
46
nickolaosgr
40
Rook endgames high scores
dcc_london
100
jajuraj
72
jugadatorrerifica
43
Frandy
38
Vicky
34
Openings high scores
AryehPaniel
44
jugadatorrerifica
36
smuratore
32
Vicky
26
nickolaosgr
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