StairSmith is a free online staircase designer that lets you model stairs in 3D, check UK Building Regulations compliance, and export to IFC4X3 or DXF. No install, no signup.

Stair-tech is described as 'Free 3D stair design tool for DIY builders — visualise, download 2D/DXF drawings and cut lists. Custom configurators available for manufacturers' and is a 3D Modeler in the photos & graphics category. There are three alternatives to Stair-tech, not only websites but also apps for Windows and SaaS. The best Stair-tech alternative is Stairsmith, which is both free and Open Source. Other great sites and apps similar to Stair-tech are Autostair and StairDesigner.
StairSmith is a free online staircase designer that lets you model stairs in 3D, check UK Building Regulations compliance, and export to IFC4X3 or DXF. No install, no signup.

Autostair simplifies the design of your staircase thanks to its simple and intuitive approach while offering advanced options.




Design and build all stairs, no matter how complex! Automatically calculates, draws plans, elevations and 3D models, so you can get on with building your project.
