Chess Tactics Server

Currently we provide 36,869 tactical chess problems ranging in difficulty from trivial to ambitious. Your tactical performance will be measured by the Glicko rating system wich takes into account both the difficulty of each problem and the time you take to solve it.

You can sign in as guest completely anonymous to get familiar with the chess board interface, browse some problems or just look around. You just need a valid email address to register and join our community.

 Guía de utilización en Español by GM ICCF Roberto Alvarez

This is a non-commercial service created and supported by chess enthusiasts from our chess club in Berlin, Germany. It is still under construction. Everyone is invited to participate in its development. Please don't use your skills to attack this server, but to detect and remove possible exploits.


Top 10 active tacticians
Gold Medalhmmm5724 Norway 2348
Silver Medalhustak20354 Norway 2342
Bronze MedalAkira896 Norway 2265
4fastkicker10068 France 2238
5Erlendm25540 Norway 2200
6morpy104862 Spain 2174
7Sergiochess65791 Russian Federation 2164
8byakuugan130349 United States 2117
9aryantari3123 Norway 2083
10Yaranaika74113 Japan 2058

33 actions this minute
TacticianCountryRatingProblemRatingTime [s]
Skewbrow Finland 1356p39427 1353
knokker Belgium 1654p36314 15744.7
daniel9000 South Africa 1228p44216 127610.8
B4B4N3C Czech Republic 1132p22175 10454.3
przemekc Poland 1172p01846 118613.6
wargasm Sweden 1954p40434 16941.6
floreatdunum Ireland 1714p19636 16834.7
Dynamite United Nations 1445p47385 13132.6
vadik9000 Belarus 1382p62725 13316.3
B4B4N3C Czech Republic 1132p39562 124913.7
wargasm Sweden 1960p01367 1720
jorepeven Belgium 1276p17430 158179.1
Dynamite United Nations 1444p63945 12603.4
stevelco United States 1403p36354 1568
electrochesss United Nations 1694p50909 1924
daniel9000 South Africa 1229p23256 9297.5
knokker Belgium 1653p26483 179711.7
floreatdunum Ireland 1717p03052 1710
apboactka Japan 1617p22642 15574.4
noneuclidean United Nations 1325p57977 13416.9
wargasm Sweden 1963p37694 2080
Skewbrow Finland 1356p28914 12733.9
Dynamite United Nations 1444p01079 13509.2
electrochesss United Nations 1570p01161 17767.4
daniel9000 South Africa 1226p15744 12654.2
Urszan Portugal 981p08161 1199
B4B4N3C Czech Republic 1132p15248 126215.5
przemekc Poland 1175p28439 1405
floreatdunum Ireland 1716p06244 15625.1
knokker Belgium 1653p34276 176713.1
apboactka Japan 1615p14333 16113.8
noneuclidean United Nations 1325p61622 145718.1
stevelco United States 1402p55202 12475.2

Welcome !
Latest 24h newbies
gelove48United Nations
electrochesssUnited Nations
1indianidiotUnited Nations
Sofyan7787United Nations
DarkLorde117New Zealand
Manning7United States
w1dowmak3rUnited States
SpatFatterUnited Nations
2014-07-29 23:05 CEST (GMT +0200)
Chess Tactics Server has served
96,627,807 problems to
73,134 registered tacticians from 143 countries.