All these work, so if you are here with a real store, charges will go through (if you accept them).
These all serve as example of charging people to use you app.
Option A
Can charge a flat rate - good for lifetime access.
for 1$
Check out the Terms. Not legalese, quick read.Option B
Recurring payment of 1$ a month.
Pay for the month, cancel when you are done.
for a recurring month charge of 1$/month
cancel whenever you like.
Option C
You could even offer a pay what you want model
Check out the Terms. Not legalese, quick read.Status Message