Heyoya - Voice comments for websites & blogs
VoiceText for Slack - Voice notes w/ transcription in Slack
Commenze - Fully customizable comment sections for any website
Phonic.ai - Phonic is the easiest way to collect audio or video in an online survey. Designed for market research teams, startups and academic researchers.
Huddle - Huddle | The Enterprise Content Collaboration Platform
Einote - Einote is a Chrome extension that allows Internet users to take notes on the fly with their voice right from any webpage.