Alternatives to Principle for all platforms with any license

Platforms

Desktop

Mobile

Tablet

Web / Online

Wearable

Development

Other Platforms

  • InVision icon

    InVision

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

    Freemium Web / Cloud

  • Concept.ly icon

    Concept.ly

    Free Web & Mobile Mockup tool. Transform your Design and Mockups into clickable interactive applications. Perfect way to...

    Freemium Web / Cloud

  • 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...

    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...

    Freemium Web / Cloud Android iPhone Apple Watch tvOS

  • Pixate icon

    Pixate Discontinued

    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

  • Flinto icon

    Flinto

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

    Commercial Mac iPhone

  • MockFlow icon

    MockFlow

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

    Freemium Web / Cloud

  • 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...

    Freemium Web / Cloud

  • 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

  • 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...

    Free Mac Android iPhone

  • WireframeSketcher icon

    WireframeSketcher

    WireframeSketcher is a software tool that helps quickly create wireframes, mockups and prototypes for desktop, web and mobile...

    Commercial Mac Windows Linux Eclipse

  • 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

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  • App Sketcher icon

    App Sketcher

    App Sketcher is a rapid prototyping tool that creates wireframes and prototypes using HTML and jQuery UI components without coding. It...

    Commercial Mac Windows

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