I want to know that
On in-app billing subscription, next payment(renew) date set with count of days? or date?
[example]
count of days / a monthly subscription product = 30days
- start(first) date: 2019/3/31, next(renew) date: 2019/4/29
date / a monthly subscription product
- start(first) date: 2019/3/31, next(renew) date: 2019/4/30
- start(first) date: 2019/3/2, next(renew) date: 2019/4/2
count of days / a yearly subscription product = 365 days
- start(first) date: 2020/2/29, next(renew) date: after 365 days
date / a yearly subscription product
- start(first) date: 2020/2/29, next(renew) date: 2020/2/28?
https://developer.android.com/google/play/billing/billing_subscriptions?hl=en