Algolia - Algolia's Search API makes it easy to deliver a great search experience in your apps & websites. Algolia Search provides hosted full-text, numerical, faceted and geolocalized search.
UserTesting.com - Usability testing has never been easier. Get videos of real people speaking their thoughts as they use websites, mobile apps, prototypes and more!
Nosto - Personalized shopping experiences for e-commerce businesses
Userbrain - Easy, fast, and affordable user testing for websites and prototypes.
Hawk Search - Site-search engine for eCommerce platforms.
userinput.io - Get on-demand feedback for your app, website or idea. Learn how to improve by hearing real opinions.