Sendbird Chat SDK v3 for iOS(Obj-C)
We recommend clients to plan their migration to SDK v4 as early as possible as there are breaking changes. We also provide prioritized support for migration and any issues related to v4. SDK v4 provides far richer and robust features in Websocket, Local caching, Polls, Scheduled Messages, Pinned Message, and many more. So try it out now! (Chat SDK v4 samples)