EF 3D Viewer

Content rating
Everyone
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Content rating
Everyone
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About this app

EF 3D Viewer by EffexLabs — inspect 3D mesh files on your phone or tablet.

Open STL, OBJ, and PLY models from your device, or try built-in samples for each format. Orbit with drag, zoom with pinch or scroll, and pan to inspect every angle.

Features
• Open local .stl, .obj, and .ply files
• Open models shared from Files, Downloads, or messaging apps
• Built-in sample models for STL, OBJ, and PLY
• Orbit, zoom, and pan camera controls
• Wireframe toggle and mesh color options
• Camera reset and standard view snaps
• In-app notification inbox for optional updates

Your 3D files are processed on your device. EffexLabs does not upload your models to our servers.

Whether you are reviewing a print file, checking a scan, or exploring a mesh on the go, EF 3D Viewer keeps the viewer fast and focused.

Download EF 3D Viewer and open your next model.
View STL, OBJ & PLY 3D models on device. Orbit, zoom, wireframe & samples.
Updated on
Aug 5, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • No data collected
    Learn more about how developers declare collection

What’s new

Some bug fixes