Reviewshake - Reviewshake helps you manage all your review sites from one place, automate new reviews from your customers and track review performance
API List - A collective list of APIs. Build something.
Review Monitoring - Review monitoring helps restaurants and hotels aggregate their customer reviews
Abstract APIs - Simple, powerful APIs for everyday dev tasks
Reputon - Collect, improve, manage and display Google, Facebook, Trustpilot, Yelp & Amazon reviews on Shopify merchant store, avoid negative reviews. Testimonials and feedback to boost your website SEO.
Phantombuster - A marketplace of simple to use no-code APIs