Earlier quoted context omitted.
I was briefly considering buying an iphone for the first time ever, since I wanted a good camera phone. Scratched that idea when I learned that it didn't have an audio jack.
There is a little 3.5mm-to-lightning dongle that came with at least the iPhone 7. Not sure if it comes with the current model, but FYI. https://www.apple.com/shop/product/MMX62AM/A/lightning-to-35...
Also, they’re quite effective devices: https://www.kenrockwell.com/apple/lightning-adapter-audio-qu...