Chess Tactics Server

Currently we provide 36,868 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 Medalhustak21584 Norway 2500
Silver Medalhmmm6924 Norway 2400
Bronze MedalErlendm57434 Norway 2307
4mjehehe20585 Norway 2299
5fastkicker12053 France 2238
6morpy134407 Spain 2189
7byakuugan139652 United States 2109
8Faramir (IM)74801 Argentina 2104
9stefanp77461 Romania 2096
10Sergiochess68615 Russian Federation 2092

7 actions this minute
TacticianCountryRatingProblemRatingTime [s]
Fabeli United Nations 1413p18838 1451
psm7 Netherlands 1272p44427 12708.6
Fabeli United Nations 1412p19694 13517.1
psm7 Netherlands 1271p54104 137511.1
Fabeli United Nations 1411p37432 15241.8
psm7 Netherlands 1273p01789 122320.0
Fabeli United Nations 1410p64897 14515.3

Welcome !
Latest 24h newbies
SmartyPants3United Nations
CannabichUnited Nations
LeonidasZUnited Nations
A1B2C3United Nations
tonateUnited Nations
MefistusUnited Nations
vizir15United Nations
64sqmaniacUnited Nations
WraesrUnited States
abentancurUnited Nations
sdomnickUnited Nations
franceUnited Nations
2015-07-04 22:40 CEST (GMT +0200)
Chess Tactics Server has served
102,511,683 problems to
78,098 registered tacticians from 143 countries.