What is a v1 0 app?

Related questions

1. What information does Facebook API provide?
2. What is the use of Facebook SDK?
3. How do I install Facebook app?
4. What is Facebook app review?
5. What is B Graph Facebook?
6. Is GraphQL good?
7. What is FB App ID?
8. How many types of FB are there?
9. How can I see all linked accounts on Facebook?
10. How does Facebook app work?

Tags

1. #unique
2. #purchases
3. #amazon
4. #consumable
5. #provide
6. #items
7. #enables
8. #version
9. #notify
10. #deprecated
11. #replaced
12. #purchasing
13. #transaction
14. #unfulfilled
15. #retrieve
16. #updated
17. #fulfillment