Apps that support custom URL schemes can use those schemes to receive messages. [..] Note: If more than one third-party app registers to handle the same URL scheme, there is currently no process for determining which app will be given that scheme.
Apps that support custom URL schemes can use those schemes to receive messages. [..] Note: If more than one third-party app registers to handle the same URL scheme, there is currently no process for determining which app will be given that scheme.