Arts and Entertainment What platform do I watch signs on? What platform do I watch signs on? How to Watch Signs. Right now you can watch Signs on Hulu Plus or Amazon Prime. You are able to stream Signs by renting or purchasing on Google Play, Vudu, and iTunes. Related Posts:Why can't I link my Amazon Prime to my twitch?The Food Lion department has fresh cuts of beef, lamb, and veal.What is the difference between Amazon Prime and regular Amazon?Can you iron a pool table felt?