Thank you for supporting our product. 

Yes, both iOS and Android phones can cast the screen to the Nebula P1i projector.

For iOS devices:

Install the Nebula Cast app on the projector, connect to the same network, enable Screen Mirroring, and select the projector.

For Android devices:

Install the Google Home app, connect to the same Wi-Fi, and tap the Screen Mirroring button.

If the above solutions cannot solve your issue, please contact Nebula Customer Support at service@soundcore.com  for further assistance.