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Pro Ably’s client library SDKs provided cross-platform support for all visitor devices and browsers regardless of whether they have modern support for WebSockets.
Pro Provides 24/7 support
Pro Offers latency based routing
This ensures users anywhere in the world connect to the closest datacenter or edge acceleration PoP available to them.
Pro Also includes mobile native push notification support
For Apple Push Notification Service and (Google) Firebase Cloud Messaging