Chess Tactics Server

Currently we provide 36,863 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.

Enjoy!

Top 10 active tacticians
HandleTriesCountryRating
Gold Medalhmmm9306 Norway 2362
Silver MedalErlendm70889 Norway 2256
Bronze MedalSergiochess77708 Russian Federation 2143
4LuisPSupi6216 Brazil 2135
5byakuugan148640 United States 2129
6Faramir (IM)79619 Argentina 2126
7qeggar31 Philippines 2081
8mnarciso (GM)27825 Spain 2068
9blueeyed9120 Israel 2067
10darted26 United Nations 2063

4 actions this minute
TacticianCountryRatingProblemRatingTime [s]
Mifra Germany 1467p22624 14305.4
burebista Romania 1560p43675 1627
sam8493 United Nations 1660p31785 1878
burebista Romania 1561p38585 164518.3

 
Welcome !
Latest 24h newbies
ramon77United Nations
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2017-08-21 12:10 CEST (GMT +0200)
Stats
Chess Tactics Server has served
110,481,807 problems to
87,071 registered tacticians from 143 countries.