SketchUp AlternativesOnly Free apps categorised as CAD Software

The best free CAD alternative to SketchUp is FreeCAD, which is also Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to SketchUp and many of them are free CAD Software so hopefully you can find a suitable replacement. Other interesting free CAD Software alternatives to SketchUp are Sweet Home 3D, Shapr3D, pCon.planner and Onshape.

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SketchUp alternatives are mainly CAD Software, but if you're looking for 3D Modelers or Interior Design Apps you can filter on that. Other popular filters include Open Source, Android, Linux, Free, iPad + Free, Mac and Online. You can also filter by region, for example EU-based alternatives if you prefer software developed in the European Union. These are just examples - use the filter bar below to find more specific alternatives to SketchUp.
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Alternatives list

  1. FreeCAD icon
     498 likes

    A powerful open-source parametric 3D modeler ideal for mechanical engineering, supporting Python scripting, running on Windows, Linux, and Mac, with modular architecture allowing extensive adaptability and use with scientific computing libraries.

    119 FreeCAD alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
    • Snapcraft
    • Flathub
    • PortableApps.com
    • Flatpak
     
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    9
  2. Sweet Home 3D icon
     328 likes

    Open-source, Java-based software that allows users to create detailed floor plans, arrange furniture, and explore the final layout in 3D, assisting in interior design projects with ease and flexibility.

    66 Sweet Home 3D alternatives

    Cost / License

    Platforms

    • Mac
    • Windows
    • Linux
    • iPhone
    • iPad
    • Android
    • Android Tablet
    • Java
     
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    11
  3. Shapr3D icon
     32 likes

    From design to manufacturing. Teams collaborate with more impact. Instinctive design meets multidevice capability and full interoperability for the ultimate 3D design workflow.

    46 Shapr3D alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
    • iPad
     
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    1
  4. pCon.planner icon
     31 likes

    The professional furnishing 2D-/3D-tool for everybody: The pCon.planner is a cost-free application allowing you to comfortably and professionally create complex furnishing concepts and to visualize them in a photo-realistic quality. File Formats: dwg, dxf, 3ds, skp, ... Language.

    82 pCon.planner alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
     
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    1
  5. Onshape icon
     32 likes

    Onshape is a professional CAD system – Parts, Assemblies, Drawings – with version control and collaboration built in. Each Onshape plan (Free, Education, Professional, and Enterprise) gives you all of the CAD and data management functionality with no time limit.

    44 Onshape alternatives

    Cost / License

    • Free Personal
    • Proprietary

    Application types

    Platforms

    • Online
    • Android
    • iPhone
    • Android Tablet
    • iPad
     
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    3
  6. BRL-CAD icon
     57 likes

    BRL-CAD is a powerful cross-platform open source solid modeling system that includes interactive geometry editing, high-performance ray-tracing for rendering and geometric analysis, image and signal-processing tools, a system performance analysis benchmark suite, libraries for...

    75 BRL-CAD alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
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    1
  7. Autodesk Fusion icon
     45 likes

    Integrated CAD, CAM, and CAE suite offering cloud modeling, simulation, and manufacturing tools with collaborative editing, free-form and parametric design, licensing for students, hobbyists, and startups, plus support for 3D printing and CNC machining.

    47 Autodesk Fusion alternatives

    Cost / License

    • Free Personal
    • Proprietary

    Application types

    Platforms

    • Mac
    • Windows
     
  8. Dune 3D icon
     16 likes

    Dune 3D operates as a parametric 3D Computer-Aided Design (CAD) software. It provides users with the capability to sketch and constrain both in 2D and 3D dimensions. Furthermore, it allows for the addition of chamfers and fillets to designs.

    60 Dune 3D alternatives

    Cost / License

    Application types

    Platforms

    • Mac
    • Windows
    • Linux
    • Flathub
     
  9. CAD Sketcher icon
     8 likes

    CAD Sketcher is a free and open-source project looking to enhance precision workflows in Blender by bringing CAD like tools, features and usability to Blender.

    57 CAD Sketcher alternatives

    Cost / License

    Application types

    Platforms

    • Blender
    • Mac
    • Windows
    • Linux
    • BSD
     
  10. K-3D icon
     31 likes

    K-3D is free-as-in-freedom 3D modeling and animation software. It features a plugin-oriented procedural engine for all of its content, making K-3D a very versatile and powerful package.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • PortableApps.com
     
  11. Rayon Design icon
     5 likes

    Rayon is a web-based collaborative architectural design tool. It supports various file formats, including PDF, CAD documents, and image files, allowing for diverse uses like image-based surface styling.

    48 Rayon Design alternatives

    Cost / License

    • Freemium
    • Proprietary

    Application types

    Platforms

    • Online
     
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