What are some alternatives?
When comparing UserTest.io and Userbrain, you can also consider the following products
Usability Testing Exchange - Free usability testing of, and feedback about, your website/app.
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!
UserBob - Provides affordable remote user testing.
userinput.io - Get on-demand feedback for your app, website or idea. Learn how to improve by hearing real opinions.
UsabilityTools - Where UX meets Conversion. Unlock the Potential Behind Remote Research and Testing
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!