Here are a few steps on how to connect your PS4 controller to iPhone or iPad in a few simple only with IOS 13 or later
Step 1. Make sure that your iPhone/iPad running IOS 13 or later by going to Settings then click on General
After that click on About and you’ll see the Software Version mine is 13.4
Step 2. Go back to settings, and then Bluetooth, make sure it’s turned on
Step 3. Press and hold the PS4 button and the share button together until the light bar start to flash (Make Sure you are away from the PS4 Console), When the PS4 controller starts blinking white it’s in pairing mode and should appear under other devices in Bluetooth.
Step 4. Now on your iPhone just select the DualShock 4 wireless Controller after it appears in the Bluetooth menu & Wola! That’s It you just learned how to connect your PS4 Controller to your iPhone or iPad How cool is that!