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 - Easy, fast, and affordable user testing for websites and prototypes.
Polls for WhatsApp - Create & share quick polls in your WhatsApp groups
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.
Superpoll - Quick polls.