Delighted - The fastest and easiest way to gather actionable feedback from your customers

Q-Stats - Get free marketing insights for every question on Quora.

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!

HypeStat - HypeStat is free statistics and analytics service, where you can find information about every website.

Wootric - Wootric is software that allows apps and websites to take customer satisfaction surveys so that you can properly gauge the popularity and success of your app through the eyes of the people using it. Read more about Wootric.

Site Rank Data - View historical rank information of websites via time series charts.