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!

Support Hero - Educate your customers through self-help support

Userbrain - Easy, fast, and affordable user testing for websites and prototypes.

Intercom - Intercom is a customer relationship management and messaging tool for web businesses. Build relationships with users to create loyal customers.

userinput.io - Get on-demand feedback for your app, website or idea. Learn how to improve by hearing real opinions.

HelpSite - HelpSite is a simple service to help your setup the perfect support centre or help site.