The newly-promoted Turkish Super League club confirmed via their Facebook page that the striker had arrived in Antalya.
Eto'o has enjoyed a trophy-laden career and had spells in Spain, Italy, Russia and England, while also making 118 appearances for the Cameroon national team.
The 34-year-old began his career at Real Madrid before various loan spells gained him a move to Mallorca.
An impressive strike rate in La Liga caught the eye of Spanish giants Barcelona, where he won six major trophies in five seasons.