Amazon Pinpoint is a service for gathering and analyzing user data as well as for targeted communications to users.
Audience Segments are defined sub-groups of users that may be targeted for particular messaging or further data analysis.
Campaigns are messages targeting particular users following a defined schedule (or one-off). Campaigns may include different control groups for estimating the effectiveness of different messaging.
Journeys are planned campaign sequences with determined behavior based on factors such as time elapsed or particular user actions.
Amazon Polly is a cloud-based service for generating audio based on given text input.
Multiple languages are supported.
Cloud-computed – minimal local device resources used.
Supports SSML or plain text formatting.
Multiple simulated voices are available for synthesized speech, and each can be further refined with changes to pitch rate, or speech mannerisms.
Audio output can be in one of several file formats (MP3, OGG, PCM)