Apple’s iOS is what is found on every iPhone. As of 2019, the latest version was iOS 13. A new version is released in Q4, while it’s announce in late Q2 at WWDC with a developer and open beta following in Q3.
Final Fantasy 7: Ever Crisis and Final Fantasy 7: The First Soldier mobile games revealed
Final Fantasy 7: The First Soldier and Final Fantasy 7: Ever Crisis wil be out in 2021 and 2022 respectively on Android and iOS.