Lunacy — free low-fidelity prototyping tool for you and your team

Utilize Lunacy as your go-to low-fidelity prototyping tool. It simplifies the design process, allowing for quick iterations and team collaboration.

Prototyping design in Lunacy

How to create low-fidelity prototypes with Lunacy

Step 1

Start a new project

Open Lunacy and create a new project. Choose a suitable canvas size for your low-fidelity prototype to begin sketching your ideas.

Step 2

Add basic elements

Use Lunacy's shape tools to add basic elements like rectangles and circles. Focus on layout and structure without detailed design elements at this stage.

Step 3

Review and iterate

Review your low-fidelity prototype with your team. Gather feedback and make necessary adjustments to improve the layout and flow before moving to high-fidelity design.

Create professional designs with graphic assets and UI kits

Lunacy provides a diverse collection of graphic assets such as icons, illustrations, and UI design kits specifically tailored for low fidelity prototyping. Use these resources to visualize your ideas quickly and effectively, ensuring a streamlined and efficient design process for all your mockup needs.

Prototype design in Lunacy

AI-powered low-fidelity prototyping tool to speed up design

Boost your low-fidelity prototyping with Lunacy's AI features. Use the image upscaler to enhance visuals and the background remover for a clean look in your mockups. Quickly generate placeholder texts and unique user avatars to give a realistic touch to your test prototypes without spending too much time.

AI tools in Lunacy

Share ideas instantly with advanced collaboration features

Lunacy supports seamless collaboration for low-fidelity prototyping with real-time editing and communication features. Share your screen, send instant text and audio messages, and work together without losing focus. Use stickers for quick feedback directly on designs, improving your team's workflow and making design discussions more engaging.

Collaboration in Lunacy

Enhance your workflow with our powerful features

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Online and offline modes

Enjoy the freedom to work with full functionality, online or offline—whenever you need Lunacy and wherever you are.

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One app, all systems

Lunacy is available on Windows, Mac, and Linux, offering a seamless design experience across all major operating systems.

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Popular design formats

With our app, you can open .sketch files directly and import files from Figma.

Frequently asked questions

What our users say

Join thousands of satisfied Lunacy users.
  • Lunacy is the Robin Hood of design tools, taking all the best features from Sketch and giving them to us Windows folks. It's like a revolution in the making.

    Eugene
  • Lunacy has been a fantastic tool for designing assets for my indie game. It’s easy to use, and I can quickly create the UI elements and graphics I need. Lunacy makes it simple to design professional-looking game assets without needing advanced skills.

    Destinee Ford