Alternatives to Principle for all platforms with any license

Platforms

Desktop

Show 10 less popular platforms
  • InVision icon

    InVision

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

    Freemium Web / Cloud

    No features added Add a feature
  • Concept.ly icon

    Concept.ly

    Free Web & Mobile Mockup tool. Transform your Design and Mockups into clickable interactive applications. Perfect way to validate ideas faster with lean startup...

    Freemium Web / Cloud

  • Marvel icon

    Marvel

    Marvel is a free prototyping tool that transforms static design files (like Photoshop files, PNG etc) and sketches into interactive, sharable prototypes that look and...

    Freemium Web / Cloud Android iPhone Apple Watch tvOS

    No features added Add a feature
  • Fluid UI icon

    Fluid UI

    Fluid UI is the fastest mobile app prototyping tool available. Design and test your low and high fidelity app mockups on a mobile device with ease. Simple and UX...

    Freemium Web / Cloud

    No features added Add a feature
  • Origami Studio icon

    Origami Studio

    Origami Studio is a free design tool built by Facebook designers for creating interactive UI prototypes. An elegant, layer-based interface allows designers to repaidly...

    Free Mac Android iPhone

    No features added Add a feature
  • Flinto icon

    Flinto

    Flinto for Mac is a comprehensive app prototyping tool that allows you to create anything from simple tap-through prototypes, to comprehensive prototypes with impressive...

    Commercial Mac iPhone

    No features added Add a feature
  • Adobe Comp CC icon

    Adobe Comp CC

    Easily lay out ideas and create mock-ups on mobile with real assets like photos, text, shapes and fonts.

    Free Android iPhone Android Tablet iPad

    No features added Add a feature
  • MockFlow icon

    MockFlow

    Nothing to download/install, create and access your mockups from anywhere. Add pages with templates and define links to present a clickable prototype. Our...

    Freemium Web / Cloud

  • Framer icon

    Framer

    Framer combines the power of code with the ease of visual editing. Prototype beautiful microinteractions or realistic apps. It’s time to design with development in mind.

    Commercial Mac

    No features added Add a feature
  • Atomic icon

    Atomic

    Work your way up from a blank canvas, or pull in designs from Photoshop or Sketch. Lay out your states and instantly animate between them, without coding a thing. Share...

    Freemium Web / Cloud

    No features added Add a feature
  • Pixate icon

    Pixate

    Pixate generates 100% native prototypes, so you can experience your ideas on device as if they’re completely real.

    Freemium Mac Windows Web / Cloud Android iPhone

    No features added Add a feature
    • Discontinued Discontinued per notice on homepage http://www.pixate.com/
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  • Mockup.io icon

    Mockup.io

    A web-based tool to visualize and collaborate on mobile app design and prototypes with the team and clients.

    Free Android iPhone Android Tablet iPad Apple Watch ... Android Wear

  • Moqhub icon

    Moqhub

    Moqhub simplifies the communication between designers, coders and customers by creating clickable prototypes.

    Freemium Web / Cloud

    No features added Add a feature
  • WireframeSketcher icon

    WireframeSketcher

    WireframeSketcher is a software tool that helps quickly create wireframes, mockups and prototypes for desktop, web and mobile applications. It comes both as a plug-in...

    Commercial Mac Windows Linux Eclipse

    No features added Add a feature

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