Convert 3DS to OBJ — Rescue Legacy 3ds Max & Game Mod Assets
Got a .3ds file from 2003 sitting in a game mod archive? An architectural visualization from the 3ds Max era? A product design your studio created before switching to Blender? This converter brings those assets back to life.
Last updated Mar 2026
Drag 3DS file here, or click to upload
Supports .3ds files up to 150MB
Usually under 3 seconds — depends on file size.
What You Should Know
What Changes During Conversion
Geometry is fully preserved. 3DS meshes are already triangulated, so the OBJ will contain triangles (you can convert to quads in Blender using Tris to Quads, Alt+J). Basic materials (diffuse color, specular, ambient, opacity, diffuse texture map) are written to the .mtl file. Texture file paths are preserved as-is — ensure texture files are in the same directory. The 3DS 10-character object name limit means group names in the OBJ may be truncated from the original model.
Recovering Old Asset Libraries
Studios migrating from 3ds Max-centric pipelines often have thousands of .3ds files in asset libraries. Batch conversion to OBJ creates a portable, tool-agnostic archive. OBJ files can be indexed, previewed (in Blender, MeshLab, or online viewers), and re-used in modern engines without any dependency on Autodesk software. For large-scale migrations, convert representative samples first to verify material and geometry fidelity.
3DS vs OBJ: Quick Comparison
| Feature | 3DS | OBJ |
|---|---|---|
| Geometry | Triangles (65K vertex limit) | Polygons (quads, n-gons, no limit) |
| Materials | Basic (diffuse, specular) | Phong/Blinn (.mtl) |
| Object Names | 10 characters max | Unlimited length |
| File Type | Binary (chunked) | Text (ASCII) |
| Primary Use | Legacy DCC, archived assets | Universal interchange |
| Software Support | 3ds Max, legacy tools | Virtually all 3D software |
Use 3DS only when required by a legacy tool. Use OBJ for modern editing, archival, and cross-application interchange.
When to Convert 3DS to OBJ
Game Mod Asset Recovery
Classic game mods (GTA III/Vice City/San Andreas, Half-Life, Unreal Tournament, Flight Simulator) distributed assets as .3ds files. Convert to OBJ to import these assets into modern engines (Unity, Unreal Engine 5, Godot) or remix in Blender for updated game mods.
Architectural Visualization Migration
Architectural firms that used 3ds Max in the 2000s often have project archives in .3ds format. Convert to OBJ to bring these models into Blender, SketchUp, Rhino, or Twinmotion for re-rendering with modern global illumination and PBR materials.
Educational Resource Modernization
Many 3D modeling textbooks and courseware from the 2000s distributed example files as .3ds. Convert to OBJ so students can open them in free tools like Blender instead of requiring a 3ds Max license.