Tower Defense King is an Android app developed by mobirix (#604-607 6F JEI PLATZ, 186 ,Gasan digital 1-ro Geumcheon-gu Seoul, Republic of Korea 08502 ASI|KR|KS013|SEOUL). Others apps created by mobirix are: Air Hockey Challenge, Psychic Idle, Succubus Idle, Bricks Breaker Quest, Zombie Fire, World Football League.

Tower Defense King first became available on 19 Mar 2017. It is estimated that Tower Defense King has been downloaded between 10000000 and 50000000 times from the Play Store.