Based on our record, OK Google seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Https://ok-google.io - list of commands that you can ask Google's voice assistant. Source: almost 2 years ago
Hey Siri - Commands you can use on your iOS and macOS Devices
Voiceflow - Build voice apps in your browser without coding
Voice Principles - Guiding principles for voice design, all in one place
Alexa Skill Kit - Effortless Alexa Skill development with AWS Lambda
Google Assistant - Get things done with Google Assistant
API to bot - Convert your API to Alexa skill or Google Home app in 5 mins