The company's primary focus is on acquiring and operating older free-to-play games as a service.

They are the current owners and developers of the massively multiplayer online shooter Realm of the Mad God.

[2][3] The company has also acquired a number of free-to-play mobile games, including DragonVale and multiple titles from Japanese publisher GREE (including Crime City, Knights and Dragons, Modern War and Kingdom Age).

[6] Beginning in 2024, Deca began the process of taking over development of Star Trek Online from Cryptic Studios, with several Cryptic Studios personnel transitioning to Deca.

You can help Wikipedia by expanding it.This European video game corporation or company-related article is a stub.