Product Hunt Reviews Widget - Embed and encourage PH reviews into your product
Reviewshake - Reviewshake helps you manage all your review sites from one place, automate new reviews from your customers and track review performance
Reviews for iOS - Keep track of your App Store reviews
Siftery - Share products your company uses and get personalized recommendations
Typical Contents - Wirecutter for clothes
AppFollow - AppFollow is an integrated solution that makes monitoring, analyzing, and elevating your app's reputation easy.