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 4 hours
Speedrun
Solve a sequence of puzzles as quickly as you can.
Theme: X Ray Attack
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
Origynalx3
99
josgar05
94
twotonostrich
92
luuu
87
Mohammad_jabari
74
Three high scores
twotonostrich
60
dcc_london
56
gela22
54
propuzzles
45
KirinoKousaka
44
Most infinity puzzles solved
Sputnik
335
papadoble
136
RoyalFiphee
116
lemondestfou
112
jared16
105
Past 24 hours
Haste high scores
Origynalx3
96
Mohammad_jabari
68
gela22
48
benyuiop
44
Kovid_30
39
Three high scores
gela22
51
cezrun64
37
loqed
31
wubadubalublub
30
KoreanMasters
25
Most infinity puzzles solved
lemondestfou
64
AbrarJahin
31
jared16
29
gela22
26
Boing630
9
Yesterday
Fastest speedruns
gela22
81.1s
propuzzles
127.1s
Kristian2504
139.2s
twotonostrich
220.7s
Countdown high scores
Frandy
83
twotonostrich
76
cezrun64
60
gela22
38
Unique puzzles solved
AlejandroCalahorro
1164
AryehPaniel
978
Kovid_30
607
Mohammad_jabari
576
gela22
505
Today
Fastest speedruns
gela22
64.6s
Kristian2504
90.4s
Konstantin0201
129.7s
qwe
133.5s
nickolaosgr
394.7s
Countdown high scores
Frandy
92
Amaro
55
gela22
53
cezrun64
52
clinares
27
Unique puzzles solved
gela22
506
Origynalx3
421
Vicky
309
benyuiop
269
FireEater321
216
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
LeafySnack
100
gela22
78
wubadubalublub
64
jugadatorrerifica
63
AryehPaniel
55
Rook endgames high scores
LeafySnack
82
gela22
56
AryehPaniel
36
Vicky
20
Openings high scores
gela22
52
jugadatorrerifica
47
AryehPaniel
45
LeafySnack
42
Vicky
18
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