Just used this to subscribe on my account that has used free trials before. Cancel in settings right away.
JustWatch - All Movies and TV shows on Apple TV+:
Code expires on October 4, 2024. New and eligible returning subscribers only. This is a promotional code and is not for resale, has no cash value, and will not be replaced if lost or stolen. Valid only for Apple TV+ in Australia. Requires Apple ID with payment method on file. 30 days free, then $12.99/month after trial. Plan automatically renews until cancelled. Cancel anytime in Settings > Apple ID at least one day before exact renewal date. Terms and Apple Privacy Policy apply; see the applicable terms for your country at https://www.apple.com/legal/internet-services/itunes/au/term… Cannot be combined with other offers providing access to the same service. Only one offer valid per Apple ID, and only one offer per family if you’re part of a Family Sharing group. In the event that one Family Sharing group card member enrolls in this offer, all participants on the account will be enrolled. Must be thirteen (13) years and older in Australia. Compatible products and services required. Apple TV+ is a service mark of Apple Inc.
Says I’ve reached the maximum redemptions