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 6 hours
Speedrun
Solve a sequence of puzzles as quickly as you can.
Theme: Pawn 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
jajuraj
99
Silvia
96
luuu
84
Minos
80
HusTak
78
Three high scores
jajuraj
63
twotonostrich
61
dcc_london
56
donklemonglr
54
Plattfuss
45
Most infinity puzzles solved
lemondestfou
344
Vega9001
150
asanovski
129
jajuraj
107
Mastrocoltello
62
Past 24 hours
Haste high scores
jajuraj
99
girdav
52
Laparrilla
49
Noxie22
45
MarSe_33
43
Three high scores
jajuraj
63
dcc_london
56
girdav
42
twopawn
33
DJHastings
22
Most infinity puzzles solved
jajuraj
107
lemondestfou
78
dod4ff
41
Hi5
20
asanovski
18
Yesterday
Fastest speedruns
Kristian2504
97.3s
mikezchess
141.0s
Konstantin0201
155.1s
anh_ce
379.2s
MasterP2k
466.6s
Countdown high scores
Frandy
73
leverage8953
43
jugadatorrerifica
39
Frederik2010
25
MasterP2k
21
Unique puzzles solved
Mohammad_jabari
800
anh_ce
509
Laparrilla
257
Frandy
241
MasterP2k
195
Today
Fastest speedruns
jajuraj
60.6s
Marloutre
84.3s
QREWXTZY
84.7s
Kristian2504
87.9s
Konstantin0201
91.1s
Countdown high scores
Frandy
53
jajuraj
46
jugadatorrerifica
38
Mcappuccio
33
leverage8953
30
Unique puzzles solved
dcc_london
981
anh_ce
407
jajuraj
365
Laparrilla
173
jugadatorrerifica
165
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
74
RidhamShah
69
sfugsfug
55
smuratore
53
Rook endgames high scores
dcc_london
98
Frandy
66
RidhamShah
59
jugadatorrerifica
36
sfugsfug
35
Openings high scores
dcc_london
88
RidhamShah
62
jugadatorrerifica
37
sfugsfug
35
starttofart
19
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