Sites and apps similar to Notism include InVision, which has a free version. Other options are Studio.Design, Atomic, Pixelapse and Red Pen. You can choose from more than 10 Prototyping Tools like Notism for Windows, Mac, iPhone, Linux and iPad.
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.
Test prototypes, screens, and design ideas with ease and learn from real people in minutes. Create feedback loops, make decisions more quickly, and validate product concepts before investing time into engineering or design.
Rapid app prototyping with a user-generated library of components. No design skills needed.
United Kingdom
Visualtip is the straight forward visual collaboration tool that allows designers to collaborate and receive feedback on any image in real time.
United States
