Astra by Cesbo - Talk to Alexa anywhere, from your iPhone
Reverb - Use Alexa on your Mac, iPhone and Android
Runtastic - Runtastic offers a series of fitness apps that can be used to track your running, walking, hiking, and cycling, as well as many other fitness routines. Read more about Runtastic.
Amazon Blueprints - Create your own Alexa Skill in minutes
Lazy Jar - Meet your fitness goals by holding yourself accountable.
API to bot - Convert your API to Alexa skill or Google Home app in 5 mins