Symu is an easy to use tool for web designers and videographers. Everyone can add comments anywhere on a graphic or video project. Symu gives you the ability to transform static designs into fully interactive prototypes.
Frame.io Alternatives
Frame.io is described as 'Video collaboration platform used by over 300,000 media pros, providing secure workspaces, time-based comments, cloud transcoding, and mobile-friendly access' and is a Video Sharing tool in the video & movies category. There are more than 25 alternatives to Frame.io for a variety of platforms, including Web-based, SaaS, iPad, iPhone and Chrome OS apps. The best Frame.io alternative is Flask, which is free. Other great apps like Frame.io are Brault, Clapshot, Whelm and Approved Social.
its not a video collaboration tool