Can I use the same UUID by multiple clients? Craig Conover December 14, 2020 14:16 Updated No, UUID’s should be unique among clients (or users) and should not be re-used. Related articles Can PubNub call my server via Web Hooks when presence events occur? Does presence affect peak connections? How do I convert the PubNub timetoken to Unix timestamp? How many connections can a PubNub client establish? What SDKs support mobile push notifications?