Free Online 3D Viewer
View 3D files online with our privacy-first browser 3D viewer. Supports STL, OBJ, GLTF, PLY, FBX, and more formats. No uploads required—all processing happens locally in your browser for complete privacy.
Supported 3D File Formats
Our browser-based 3D viewer supports 30+ popular 3D file formats. Just drag and drop your STL, OBJ, or GLTF files to start viewing instantly—no software installation required.
Need STEP, IGES, or AMF support? Convert to STL or OBJ format first using your CAD software.
Professional 3D Viewer Features
Professional-grade web-based 3D viewing tools for detailed model analysis. Measure precise dimensions, edit materials in real-time, and export high-quality results—all in your browser without uploading files.
Browser-Based 3D File Format Support
Our free online 3D viewer works with STL, OBJ, GLTF/GLB, PLY, FBX, DAE, 3MF, 3DS, WRL, OFF, and other common 3D file formats without conversion. View 3D models instantly in your web browser.
Precision 3D Model Measurements
Calculate exact dimensions, surface area, and volume with professional accuracy using our web-based 3D measurement tools. Perfect for 3D printing preparation and quality control workflows.
Real-Time 3D Material Editing
Adjust colors, roughness, metalness, and opacity instantly in this browser-based 3D viewer. See material changes in real-time and export your modified 3D models with all edits preserved.
High-Quality 3D Model Exports
Generate crisp PNG screenshots with transparent backgrounds from your 3D models. Export STL files and other 3D formats with material changes preserved for professional presentations.
No Upload 3D Viewer — Privacy-First
Your 3D files stay on your device. All processing happens locally in your browser—no file uploads, no server storage, no data collection. Complete privacy guaranteed for your 3D models.
Hardware-Accelerated 3D Rendering
Optimized WebGL-powered rendering handles large 3D models smoothly with GPU acceleration and efficient memory management for fast, responsive viewing of complex geometries.
Online 3D Viewer Use Cases
Perfect for engineers, designers, and makers who need reliable 3D model analysis, visualization, and collaboration without complex software installations.
3D Model Design Review & Validation
Engineers and makers can verify CAD designs, check precise dimensions, and analyze 3D models before manufacturing or prototyping—using our free online STL viewer and measurement tools.
3D Printing File Preparation & Analysis
Inspect STL and 3MF files for 3D print readiness, check wall thickness, validate geometry, and measure dimensions before sending to your 3D printer—all with this free web-based viewer.
Remote 3D Model Collaboration
Share shareable links to 3D models with clients and team members for instant visual feedback—no CAD software installation required. Perfect for remote design reviews and collaboration.
3D Modeling Education & Training
Teachers and students can explore 3D models, learn CAD concepts, analyze geometric properties, and understand design principles interactively with this free educational 3D viewer.
How Online 3D Viewer Works
Interactive guide to master the viewer in 5 simple steps
Accept Terms & Load Files
Accept the legal terms and load your 3D models by dragging and dropping or using the file picker. Try our sample file to get started instantly.
Quick Tips
- Checkbox required before uploading files
- Try "Pick3DP_Sample.stl" to see it in action
- Supports STL, OBJ, GLTF, PLY, FBX, and more
- Files processed locally - never uploaded
Drop 3D files here
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Frequently Asked Questions
Everything you need to know about our browser-based 3D viewer, STL file support, and 3D model measurement tools.
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