The Best 38 Atomic Alternatives

  • 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 OS X Android iPhone

  • Principle

    Principle makes it easy to create animated and interactive user interface designs. Whether you're designing the flow of a multi-screen app, or new interactions and...

    Commercial Mac OS X iPhone iPad

  • Indigo Studio

    The newest design tool from the leaders in UX, Indigo Studio lets you quickly and simply explore and create functional, animated UI prototypes while maintaining the...

    Commercial Mac OS X Windows

  • MockupScreens

    Create five screens in ten minutes without any programming knowledge or prior training! MockupScreens, a rapid screen prototyping tool for technical and non-technical...

    Commercial Windows

  • STUDIO

    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...

    Freemium Web

  • Specfox

    Specfox is a platform that makes it easy to create website specifications to share with your developers.

    Freemium Mac OS X Windows Linux

  • Markly

    Markly is a measure and design spec plugin/extension for Photoshop & Sketch. It is made for modern web designers & app front-end developers. You can add...

    Commercial Mac OS X Windows Sketch Adobe Photoshop

  • Presentator.io

    Presentator is a free web application that allows you to present your designs in an easy, organized and interactive way.

    Free Mac OS X Windows Linux Android iPhone

  • AppDemoStore

    AppDemoStore is a web platform for creating and sharing interactive demos and guided tutorials for mobile apps.

    Freemium Web

  • Notism

    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...

    Freemium Web

  • Xiffe.com

    Xiffe is an ideal platform for creating interactive prototypes for your mobile apps in a jiffy. It lets you drag-drop native controls for iOS, Android and Windows Phone...

    Freemium Web

  • conjure.io

    All the work, comments, and file versions, in one place. Don't lose your mind in mile-long email chains, keep it organised.

    Freemium Windows Linux iPhone iPad Web

  • Frontify Workspace

    The overall tool for creative & design collaboration: - upload, manage & share assets - gather feedback, discuss & approve designs - create & share...

    Freemium Web

  • Quant-UX

    Quant-UX is an integrated Prototyping and Analytics software. It allows you to design, test and analyze interaction prototypes.

    Freemium Mac OS X Windows Linux

  • Shipment App

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

    Commercial Web