Currently 23,803 tactical chess problems with a degree of difficulty ranging from trivial to ambitious are provided to be solved against the clock. Your tactical performance will be measured by the Glicko rating system. The problems are rated too.

You can sign in completely anonymous as guest to get familiar with the chess board interface, browse some problems or just look around.

If interested, you'll just need a valid email address to register and join our community.

Guía de utilización en Español. Thx to 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 development. Please don't use your skills on attacking this server, but on detecting and removing possible exploits.

For help or proposals send a message to the operator.

Enjoy!

Top 10 active tacticians
	Handle	Tries	Country	Rating
	element	7625		2408
	fastkicker	1764		2207
	Sergiochess	45856		2204
4	morpy	81163		2189
5	FARKINDAMIYIZ	5234		2174
6	Excel	42644		2153
7	senkimsin	2141		2148
8	reddedilmez	672		2146
9	byakuugan	93873		2132
10	sevkisen	5952		2131