Visualtip!

InVision's prototype tool lets you create interactive wireframes and high-fidelity prototypes. Share your work and get instant feedback right on-screen.

Build your idea into a product.Design and programming skills are no longer necessary to create a product. With STUDIO, you can make your idea into a real product regardless of your skill and knowledge.

Red Pen lets you upload your design, share a short URL, and get live, annotated feedback super-fast. It remembers you — there's no logging in, no project management, no bullshit.

zipBoard is a bug tracking and visual feedback tool which lets web developers work collaboratively on their web-based (web-apps, websites & elearning) products. You can either use zipBoard while you build new websites, ecommerce sites or e-learning courses or improve existing ones with the help of collective visual feedback and task management. All the stakeholders get real-time updates during the whole process which makes it a productive and fun experience.It’s a great tool for anyone involved in the design and development process of a web-based product. Some of the people who are going to find zipBoard extremely useful are QA teams, project managers, web developers, product managers, UX designers, graphics designers, and their respective clients. »

What's next after wireframes? Visual Design and Notism. With Notism you can discuss, experience and share design work. Iterate faster and create better websites & apps - the lean way.

The most productive way to share designs, gather useful feedback and get approval

Upload your designs,mockups or wireframes by file or by URL snapshot, organize them and connect them to web prototypes. Share them with friends, colleagues and clients to get point specific Feedback. Giving Design Feedback is also possible without any registration.

Annotate and share PowerPoints and PDFs online in seconds, without signing up.

Flatsies is a tool for designers to share their conceptswith clients in a simple and elegant way.

Easy to use tool for graphic annotations, that allows taking quick feedback about graphic content.

Share and review your designs. Easy collaboration on creative projects.