StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
IAP iOS App. How can I make a paid function only for new users but keep for free for users who alrea
| Author | Votes | Δ |
|---|---|---|
| Andrea | 0 | 0.00 |
Last visited: Sep 5, 2020, 12:36:14 PM