FlairBuilder is a user interface prototyping tool for easy authoring of interactive website wireframes, mockups and GUI prototypes.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux

Keynotopia is described as 'Prototype cheaply and quickly for iPad, iPhone, Android, Windows Phone 7, Facebook and web using Apple Keynote, Microsoft PowerPoint or OpenOffice Impress' and is a Wireframing tool in the development category. There are more than 25 alternatives to Keynotopia, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and iPhone apps. The best Keynotopia alternative is Pencil Project, which is both free and Open Source. Other great sites and apps similar to Keynotopia are Balsamiq Wireframes, Wireflow, Wondershare EdrawMax and Moqups.
FlairBuilder is a user interface prototyping tool for easy authoring of interactive website wireframes, mockups and GUI prototypes.

ConceptDraw DIAGRAM v14 is the only product that supports Visio legacy, runs on macOS and Windows, and is a perpetual license. Import/Export VDX, VSDX, VSSX and Import VSD, VSS files.




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PowerMockup is a PowerPoint add-in for sketching screens of web and desktop applications. The interface elements make it a breeze to prototype and evaluate different design ideas before proceeding to the implementation.

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