Fast STL Viewer 1.64 [free]

Binary and ASCII STL files / models 3d viewer for Android.
Key features:
1. Multiple files / models view support
2. Convenient view modes: shaded, wireframe, shaded + wireframe, points
3. Front and back faces are highlighted with different colors
4. Fast STL files / models loading
5. Big STL files / models support (millions of triangles)
6. Binary and ASCII STL files / models formats
7. Mesh boundaries / edges detection
8. Separate (unconnected) meshes / parts detection
9. Selection functionality (hold a finger on a model to select it)
9.1 To deselect a model hold a finger on the background
10. Display bounding box information in the status per selection
11. Invert normals in a selected STL-model
12. Delete a selected STL-model from the scene
13. Open STL-files directly from Gmail attachments, Google Drive, Dropbox, OneDrive via Fast STL Viewer
14. 3D Print with Treatstock option

• 12/30/2018: Fast STL Viewer 1.64
• 12/04/2018: Fast STL Viewer 1.55
• 11/27/2018: Fast STL Viewer 1.52
• Report a new version