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 16 hours
Speedrun
Solve a sequence of puzzles as quickly as you can.
Theme: Sacrifice
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
evildays
84
JaviAlcanyiz_99
84
Silvia
82
Origynalx3
79
Plattfuss
73
Three high scores
dcc_london
58
KirinoKousaka
57
twotonostrich
57
Plattfuss
46
girdav
45
Most infinity puzzles solved
Vega9001
229
Everest912
129
kafework
109
DrOlliver
50
tadash123
49
Past 24 hours
Haste high scores
Plattfuss
73
KirinoKousaka
68
Mohammad_jabari
59
Silvia
59
wubadubalublub
55
Three high scores
dcc_london
54
flamehead
29
smuratore
23
MartialGuard
22
anh_ce
15
Most infinity puzzles solved
rhorek
37
Maestro1500
28
Lohu79
18
hothiennhat
16
Tommos
13
Yesterday
Fastest speedruns
Kristian2504
76.3s
mikezchess
79.0s
Konstantin0201
82.8s
ThomastheChessEngine
173.3s
anh_ce
214.2s
Countdown high scores
Frandy
65
cezrun64
45
ThomastheChessEngine
36
Constantinople
28
Unique puzzles solved
anh_ce
461
Mohammad_jabari
439
AryehPaniel
374
Vicky
316
Laparrilla
294
Today
Fastest speedruns
anh_ce
501.5s
Unique puzzles solved
AryehPaniel
405
jugadatorrerifica
183
anh_ce
173
roscaenall
36
flamehead
29
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
wubadubalublub
61
jugadatorrerifica
59
AryehPaniel
57
smuratore
54
Rook endgames high scores
dcc_london
76
Frandy
59
KirinoKousaka
45
jugadatorrerifica
41
AryehPaniel
38
Openings high scores
dcc_london
72
AryehPaniel
49
jugadatorrerifica
47
Vicky
39
MatTactics
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