Free trial is a discount method that can be used in Introductory offers, promotional offers, and promotion codes, and it is not necessarily to use in promotional offers. Going further, is there a way to judge whether the offer is Pay as you go, Pay up front, or free trial?
Could you please provide more information on what you are trying to achieve?
If we find out user is in trial period, we can push more feature to let user know the vip function, and keep them buy the subscription, no matter user is buy with introductory offer or promotion offer or promotion code. But now, we can't identify whether the user is in trial period.
If we find out user is in trial period, we can push more feature to let user know the vip function, and keep them buy the subscription, no matter user is buy with introductory offer or promotion offer or promotion code. But now, we can't identify whether the user is in trial period.
FB11904913 (How to identify the order is in free trial period in new server api's order data.)