Usersnap - Visual Feedback - Usersnap helps your business with its versatile feedback platform to build better, more successful products and services with the help of user feedback. Collect feedback along your product development lifecycle. Try it for free.
Clerk Chat - SMS for Slack
Feedback by Pixelic - Painless design feedback and version control.
FakeClients Feedback - 🖌 A simple, free to use platform for design feedback
Loops Feedback - Feedback on design ideas in minutes via 110m+ people
Airsketch - Simple screenshots + annotations for Mac 🖥️