You can connect a PS4 controller to your Android phone or tablet through the Android's Bluetooth menu.

Here's how to connect a PS4 controller to an iOS device like an iPad or iPhone with iOS 13.

How to connect a ps4 to a phone online, How to connect a PS4 controller to your Android phone or tablet online ...

Can you bluetooth a ps4 controller to your phone online, How to connect a PS4 controller to your Android phone or tablet online ...