Reverse charging

Retlol wrote:

Is it possible for my iPhone to wirelessly charge another iPhone.

No.

Greetings Retlol, 

At this time, here are some ways you can charge an iPhone 12: 

• USB cable to power adapter or power bank
• MagSafe Charger
• Qi-certified wireless charger

Charge the iPhone battery

How to wirelessly charge your iPhone

Apple does have a feedback site where you can provide suggestions and input on what features you’d like to see added - Product Feedback.

Thanks.