The NXP Voice Companion App is to be used for on-boarding an SLN-ALEXA-IOT development kit to a Wi-Fi Access point as well as performing Login With Amazon to associate the development kit to an Alexa account.
https://www.nxp.com/mcu-avs
Version history
1.4.3
Feb 4, 2020
Fix for a bad API Key that resulted in a failed LWA request.