Ciudad de Palabras is an Android app developed by Unico Studio (3101 Park Blvd, Palo Alto, CA). Others apps created by Unico Studio are: Sqube Darkness, Brain Test, Brain Test 2, Fake Island: Demolish!, LifeChoices, Who is? Brain Teaser & Riddles.

Ciudad de Palabras first became available on 13 May 2019. It is estimated that Ciudad de Palabras has been downloaded between 10000000 and 50000000 times from the Play Store.