---
title: STL Viewer & Analyzer — Inspect Models Locally – stage.rb3dlabs.com
url: https://stage.rb3dlabs.com/tools/stl-viewer/
site: RB3DLabs
---

# STL Viewer & Analyzer

Local only 

 

## STL Viewer & Analyzer

 
 Load an STL on **this device**. The model is placed on the build plate (grid). Drag to rotate, scroll to zoom, or use the move / view controls. 

 

 
 Choose STL file 
 
 
 Clear 
 

 

 
 Move model 

 

 

 Up
 

 Left
 Down
 Right
 Back
 Forward
 

 

 

 Step (mm)
 
 

 

 
 Place on plate 
 
 Reset to plate center 
 

 
 Rotate model 

 

 Angle (°)
 
 

 

 X +
 X −
 Y +
 Y −
 Z +
 Z −
 

 Tip: if the model stands on its side, try X + or Z + at 90° then Place on plate.

 
 Camera view 

 

 Front
 Back
 Left
 Right
 Top
 Bottom
 Iso
 

 

 
 No file loaded. Max size 40 MB (ASCII or binary STL). 

 

 

 

 

 

 
- 
 
Triangles

 **—**
 
 
- 
 
Size (X × Y × Z)

 **—**
 
 
- 
 
Approx. volume

 **—**
 
 
- 
 
Approx. surface area

 **—**
 
 

 
 Volume is shown only when the mesh looks closed enough for a signed-volume estimate. Open or non-manifold meshes may be inaccurate.