Here is another MFi certified game controller made with iPhone gamers in mind. The Backbone One iOS Gamepad comes with analog triggers, action buttons, and clickable thumbsticks. It is compatible with the iPhone 12 Pro Max, iPhone 12, iPhone 11, and older models. It also has pass-through charging and a 3.5mm headset jack, so you can easily charge your phone and connect your headset.
This gamepad is compatible with hundreds of games. With the Backbone app, you can record, edit, and share gameplay easily. More information is available here.