✦3D tool collection
STEP and STP File Tools Online
Choose a STEP or STP task: preview CAD geometry, inspect its tessellated result, or export a web-ready GLB. All STEP tools share one $1.90 permanent unlock.
STEP and STP File Tools Online
Explore compatible 3D tools
Viewer
STEP, STPSTEP Viewer OnlineOpen STEP and STP CAD files online on Windows or Mac. Freecreat tessellates compatible product geometry locally for private inspection, with STEP to GLB export.Explore tool →
Viewer
STEP, STPSTEP File Inspector OnlineInspect compatible STEP and STP CAD files online for tessellated geometry groups, mesh counts, triangles, and dimensions.Explore tool →
Viewer
STP, STEPSTP Viewer OnlineOpen compatible STP CAD files online and inspect tessellated geometry locally in your browser.Explore tool →
Converter
STEP, STP → GLBSTEP to GLB Converter OnlineConvert compatible STEP and STP CAD models to GLB online. Freecreat tessellates geometry locally for a web-ready export; original parametric CAD history is not included.Explore tool →
How Freecreat 3D tools work
Sign in, unlock the format once for $1.90, then process compatible files locally in your browser. Each tool page explains support and limitations so you can choose the right viewer or converter.