Feature Comparison

Feature Facebook Viber Web Mobile Amazon Alexa
user profile info1 yes yes no no no
user timezone no no yes yes no
quick replies yes yes yes yes yes
single select yes yes yes yes no
carousel yes no2 yes yes no
location picker yes yes3 yes4 yes4 no
date picker no no yes yes no
authentication yes yes yes yes yes
handover yes no no no no
file upload yes yes yes yes no
typing indicator yes no yes yes no
ssml support no no no no yes
  1. includes first name, last name and avatar URL 

  2. shows single select instead 

  3. mobile version only 

  4. requires a Google Cloud API key and falls back to the default location if the user does not grant permission to the browser to use geolocation.  2