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 MedalErlendm33219 Norway 2258
Silver Medalfastkicker11445 France 2196
Bronze MedalSergiochess66695 Russian Federation 2158
4morpy107843 Spain 2134
5Faramir (IM)74178 Argentina 2114
6pannkaka5076 Sweden 2110
7byakuugan131448 United States 2104
8stefanp70953 Romania 2067
9tzzzzz2443 Armenia 2029
10Pumuckl127019 Germany 2012

8 actions this minute
TacticianCountryRatingProblemRatingTime [s]
wojtas Poland 1853p08768 17806.5
kikkabo Norway 1703p07986 153410.0
goulcem France 1373p33518 148110.8
wojtas Poland 1856p59566 1866
wojtas Poland 1857p63996 201722.3
ling Denmark 1390p50834 1373
goulcem France 1376p04743 1466
kikkabo Norway 1706p50139 1812

Welcome !
Latest 24h newbies
PiffsonUnited Nations
dusuncibendaUnited Nations
RICHARDSUnited Nations
eric2800United Nations
NMcdNPmhdlUnited Nations
MarcoC7United Nations
Jack019United Nations
2014-10-23 11:40 CEST (GMT +0200)
Chess Tactics Server has served
98,258,664 problems to
74,546 registered tacticians from 143 countries.