An app powered by Firstly Mobile  – Mobile Posse’s next-gen mobile content discovery platform that turns telecom companies into mobile media leaders – was recently recognized as one of the best apps at engaging users’ attention from the moment a mobile user unlocks their device. Verto Analytics’ report titled The Mobile Unlock Journey described MetroZONE as “the carrier app that’s built for unlock content discovery” – and ranked it higher than many well known social and messaging apps known for user engagement. Read more.