STL 3D File Viewer

Unlock the Power of 3D Design with CAD Viewer – The Ultimate 3D Model Professional Tool
CAD Viewer is a powerful, lightweight, and intuitive application designed for engineers, 3D printing enthusiasts, and designers. Whether you need to inspect a complex mechanical part or prepare a model for 3D printing, CAD Viewer provides a comprehensive suite of tools to view, analyze, and modify your 3D files on the go.
Supported Formats:
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STL (.stl) - Binary & ASCII
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OBJ (.obj) - Wavefront 3D
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DXF (.dxf) - Drawing Exchange Format
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GLTF / GLB (.gltf, .glb) - Graphics Language Transmission Format
Advanced 3D Viewing Features:
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Multi-View Modes: Switch between Wireframe, Solid, X-Ray, and Transparent views.
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Smart Grids & Planes: Toggle background grids and section planes for internal inspection.
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Orthographic & Perspective: Choose between technical and realistic viewing angles.
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Custom Lighting: Toggle multi-light setups and gradient backgrounds for better visualization.
Precision Measurement & Analysis:
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Distance & Angle: Measure precisely between vertices and faces.
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Mesh Analysis: Check for watertightness, volume, surface area, and non-manifold edges.
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3D Print Readiness: Instantly detect issues like degenerate triangles or inverted normals.
Professional Edit & Repair Tools:
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Mesh Repair: Recalculate or flip normals and remove degenerate triangles.
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Decimation: Reduce triangle count (Poly-reduction) to optimize models.
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Boolean Operations: Perform Union, Subtraction, and Intersection between models.
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Scaling: Uniform and non-uniform scaling in mm, cm, m, inches, or feet.
Convert, Export & Share:
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Format Converter: Convert models between STL and OBJ formats.
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PDF Reports: Export professional PDF datasheets including snapshots and model specs.
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Screenshots: Capture high-resolution renders and share them instantly.
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Annotations: Add 3D notes directly onto model vertices for collaborative feedback.
Privacy & Security: CAD Viewer respects your privacy. All file processing happens locally on your device; your models are never uploaded to our servers.
Download STL 3D File Viewer today and take your 3D workflow to the next level!