The latest smartphone from Apple boasts an improved camera, stereo speakers, new colour options, and - controversially - the removal of the headphone jack.
It went on sale around the world at 8 a.m. on Friday morning (local time).
Because of timezones, Australia was the first country in the world where the high-end smartphone was available.
In England, we headed down to the Covent Garden Apple Store to check out the launch.
Read on to see what it was like...