feedbacket - The simplest way to collect user feedback
DugWood ClickHeat - ClickHeat is a visual heatmap of clicks on a HTML page, showing hot and cold click zones.
GhostRec - Ghost is a service that allows webmasters to record the actions of his/hers visitors.
MouseStats - MouseStats is a user experience analytics suite which provides a comprehensive set of tools to...
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!
Inspectlet - Google Analytics tells you what, Inspectlet tells you why.