Balsamiq Wireframes Alternatives, Similar

Balsamiq Wireframes is a rapid low-fidelity UI wireframing tool that reproduces the experience of sketching on a notepad or whiteboard, but using a computer.FEATURES- Built for Collaboration – teams can meet and design online
– UI Components & Icons – Hundreds of built-in and community-generated UI controls and icons.
– Drag & Drop Simplicity – Assemble elements with the confidence of knowing they can be implemented.
– Export to PNG or PDF – Share or present wireframes on the web, via images, or via interactive PDFs.
– Optimized for Speed – Wireframe at the speed of thought with Quick Add and many keyboards shortcuts.
– Re-usable Symbols – Create templates, masters, and re-usable and customizeable component libraries.
– Interactive Prototypes – Linking lets you generate simple prototypes for demos or usability testing…. More Info »