STL tool
STL Viewer Online
Check STL geometry in the browser before printing or converting. Free viewing is available instantly, with VIP options for larger files and exports.
Preview small 3D files instantly. VIP unlocks large files, conversion, recording, AR and XR workflows.
Online 3D preview
STL supported
Local browser preview
Drop a STL file here
Rotate, inspect, and screenshot your model online.
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Ready for upload.
Files stay in your browser for preview.
Upgrade to VIP
View VIP benefits
Unlock large files, conversion, HD screenshots, recording, AR, and XR experiences.
How to use this STL viewer
- Upload a supported 3D file from your computer.
- Inspect the model with rotate, zoom, wireframe, and background controls.
- Use VIP actions when you need large files, format conversion, recording, AR, or XR.