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3D Tools Utilities

Explore 3 free, instant, and secure browser-based 3d tools utilities. Run entirely in-browser with zero tracking.

STL 3D Previewer

Load, inspect, and analyze 3D printable STL files. Render in flat/smooth shading or point cloud, measure volume/dimensions, and examine mesh statistics.

STEP to STL Converter

Convert STEP / STP 3D CAD files into 3D printable STL mesh format in-browser using WebAssembly. Customize tessellation, preview in interactive 3D, and download binary STL.

3D Printing Cost Calculator

Calculate real material, energy, labor, machine wear, failure risk, and recommended retail pricing for FDM or resin 3D printing jobs.