STL / 3MF / OBJ / BLEND Converter

Convert 3D models between formats right in your browser

STL, 3MF & OBJ Viewer

Open a 3D model in the browser: rotate, dimensions, polygons — no slicer needed.

Filament Remaining Calculator

Weigh the spool — get grams and meters left. Empty spool weights are built in.

G-code Analyzer

Print time, filament usage and cost from a sliced G-code file.

Photo to Lithophane

Photo → printable STL: thin areas glow, thick areas shade.

3D Printing Cost Calculator

Calculate a print's price from weight, print time and material cost

Document Generator

Invoice, quote or act in a minute, for free