What are some alternatives?
When comparing UserTest.io and Usability Testing Exchange, you can also consider the following products
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!
Userbrain - You want to improve the usability of your website? See how real people use your website for the first time, find out what works, and what needs to be improved.
userinput.io - Get on-demand feedback for your app, website or idea. Learn how to improve by hearing real opinions.
Userfeel.com - Unleash your site's or app's potential with remote usability testing. Results in less than 24 hours. Test on any device with our testers supporting 40 languages!
UsabilityTools - Where UX meets Conversion. Unlock the Potential Behind Remote Research and Testing
UserBob - Provides affordable remote user testing.