Spin 3D

7.4easy start · #5 of 30
in 3D File Converter Software

Free to practise onyes
Free trialnot on record
Well documentedyes
Runs where you workyes

Runs on Mac, Web, Windows.

Spin 3D is ranked #5 of 30 in 3D file converter software on The Geeks Club. It runs on macOS, Web, Windows. There is a free plan.

Spin 3D plans and pricing

All plans

Free version Free Non-commercial use only nchsoftware.com · 4 Oct 2026

Compared on 3D file converter software

Free plan: Yes
Format scope: mesh
Batch conversion: Yes
Supported platforms: Web, Windows, macOS

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The record

Purpose: Spin 3D converts 3D mesh files between formats for uses including 3D printing, game modding, design, and animation.
Free use: A free version is available for non-commercial use.
Formats: The product page lists more than 45 supported formats, including STL, 3DS, 3DP, 3MF, OBJ, and PLY.
Output formats: The formats page lists OBJ, STL, PLY, 3DS, 3MF, and 3DP as output formats.
Preview: Users can preview source models and conversion results before converting.
Mesh correction: Top features include recalculating normals and removing duplicate triangles and vertices.
Offsets: The product page says users can offset default translation, rotation, and scale values.
Integrations: The product page says converted 3D models can be imported into DreamPlan Home Design Software.
Platform support: Spin 3D downloads are offered for Windows and Mac; the page lists Windows 7 to 11 and macOS 10.9 or above.
Online converter: The product page directs Mac, Linux, and Chrome OS users to its online converter, which offers 3D file conversion.
Format limitation: The formats page says OBJ material files are not yet supported, and identifies some formats as read-only or requiring an optional component.
Support: NCH lists video tutorials, a help manual, FAQs, a forum, and a technical support contact for Spin 3D.
Privacy and security: NCH's privacy statement says it does not store credit card information and that its server uses SSL to encrypt personal information in transit.
Format support: The product page lists 45+ supported formats and says it can convert from formats including OBJ, STL, FBX, BLEND, and GLB to OBJ, STL, PLY, 3DS, 3MF, or 3DP.
Price from: Free

Where it ranks on The Geeks Club

Best 3D File Converter Software in 2026#5 of 30

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Sources

nchsoftware.com/3dconverter/· checked 3 Oct 2026
nchsoftware.com/3dconverter/download-now.html· checked 3 Oct 2026
nchsoftware.com/3dconverter/kb/1918.html· checked 3 Oct 2026
nchsoftware.com/3dconverter/support.html· checked 3 Oct 2026
nchsoftware.com/general/privacy.html· checked 3 Oct 2026
nchsoftware.com/general/about.html· checked 4 Oct 2026