Free Online 3ds Max Viewer (No Signup)
Also opens DWG, DXF, STEP, IGES, IFC, SKP, STL, OBJ, GLB, FBX, 3DM and other 3D/CAD files — drop any file on the viewer.
Works in Chrome, Firefox, Safari, and Edge — no plugin required
Also from Innerscene: Circadian Lab, a free lighting calculator for room illuminance, melanopic EML, and glare.
What Is a 3ds Max File?
A .max file is a 3ds Max project: every object, modifier, material, light, camera, and animation track in the scene, saved in Autodesk’s own binary container. It is the file an artist keeps working in, as opposed to an exchange file like FBX or OBJ that gets handed to someone else.
Autodesk has never published the format, and there is no third-party library for it, which is why nearly every other program answers a .max with “unsupported file.” Internally it is a Microsoft compound file whose scene stream holds a tree of typed chunks: a class directory naming every plugin that contributed data, then one record per scene object, linked to each other by reference.
This viewer reads that structure directly and pulls out the mesh caches 3ds Max stores for Editable Mesh and Editable Poly objects, the parametric primitives, the object hierarchy with its transforms, and the material colors: enough to see and check the model without a 3ds Max license.
Who Uses 3ds Max Files?
Architectural visualization studios (3ds Max is the dominant archviz tool, usually with V-Ray or Corona), furniture and product manufacturers whose model libraries ship as .max, game and film artists, and anyone who has been emailed a scene file by a 3ds Max user and has no way to open it.
Common Use Cases
- Open a .max someone sent you without buying a 3ds Max license
- Check what is actually inside a downloaded model before using it
- Preview a furniture or product model from a manufacturer library
- Verify an archviz asset hand-off (geometry, object names, scale)
- Convert .max geometry to GLB, OBJ, or STL for other toolchains
- Generate a PDF snapshot of a scene for a review or specification
Features
Opens the Native Scene
Reads the .max scene file directly: no 3ds Max licence, no export step, no conversion service.
Editable Poly + Mesh
Pulls the mesh data 3ds Max stores for Editable Poly and Editable Mesh objects, including n-gon faces and UVs.
Primitives Rebuilt
Box, sphere, cylinder, cone, torus, and plane objects are reconstructed from their creation parameters.
Full Object Hierarchy
Parents, groups, pivots, and instanced (shared) geometry all come through with correct positions and scale.
Material Colors
Standard, Physical, V-Ray, Corona, and Multi/Sub-Object materials resolve to per-object and per-face colors.
Textures From a ZIP
A .max stores only paths to its images, never the images themselves. Zip the scene together with its texture files and drop that in, and the model renders fully textured.
Every Max Version
Scenes from 3ds Max 1.x in the late 1990s through the current release, including “Compress on Save” files.
Convert to GLB or OBJ
Export the geometry as GLB, OBJ, or STL to get a .max into Blender, SketchUp, or a slicer.
What Cannot Be Read
Modifier stacks, NURBS, and V-Ray/Corona proxies are not stored as geometry in the file. A scene made only of those reports what it contains instead of showing an empty grid.
No Upload Required
The scene is parsed in your browser. Nothing is sent to a server, which matters for client work under NDA.
Embed on Any Site
Drop the 3ds Max viewer into your own page with a one-line iframe.
Compatibility & Format Notes
What loads: Editable Mesh and Editable Poly geometry, parametric primitives (box, sphere, cylinder, cone, torus, plane), the full object hierarchy with positions, rotations, and scales, instanced (shared) geometry, layers, object names, and material colors including Standard, Physical, V-Ray, Corona, and Multi/Sub-Object materials. Files from 3ds Max 1.x through the current release all open, including scenes saved with “Compress on Save.”
Textures: zip the scene with its images. A .max file records its bitmaps as paths on the machine that made the scene (something like w:\textures\wall.png) and contains no image data at all, so a .max on its own always renders untextured, here or anywhere else. Put the scene and its texture files in a ZIP and drop that in instead: the viewer matches the images to the names the scene asks for and paints them on. Folder structure inside the ZIP does not matter, and the recorded folders are ignored because they describe someone else’s computer.
What cannot load, in any third-party tool: objects whose shape only exists once 3ds Max evaluates a modifier stack, NURBS and patch surfaces, and V-Ray or Corona proxy objects, whose proxy meshes live in separate .vrmesh / .cgeo files that are not inside the .max at all. A scene made entirely of those opens with a notice explaining what it contains rather than a blank view. If you need a guaranteed-complete transfer, export from 3ds Max as FBX, OBJ, or glTF, which bakes everything down first.
Embed on Your Website
Add this viewer to your own site with a single line of HTML. Click Embed in the toolbar to generate an embed code, or use the snippet below with your own file URL.
Your Files Stay on Your Computer
Your 3ds Max files are parsed entirely in your browser. Nothing is uploaded, stored, or shared unless you explicitly click the Share button. Shared files are hosted for 90 days then deleted.
Frequently Asked Questions
▶Can you really open a .max file without 3ds Max?
Yes, for the geometry. This viewer reads the mesh data 3ds Max saves inside the scene file, so you get the model, its object names and hierarchy, and its material colors in your browser. What it cannot reproduce is anything that only exists when 3ds Max recalculates it: live modifier stacks, NURBS and patch surfaces, and render-time proxy geometry stored in separate files.
▶What is the difference between .max and .3ds?
.max is the 3ds Max project file: the entire working scene, in Autodesk’s private format. .3ds is a much older, much simpler exchange format from 1990s 3D Studio, holding meshes and material colors only, with a 65,535-vertex-per-mesh ceiling. Both open here; see the 3DS viewer.
▶My scene opened but some objects are missing. Why?
Those objects are almost certainly one of three things: geometry driven by an unevaluated modifier stack, a NURBS or patch surface, or a V-Ray/Corona proxy whose mesh lives in an external .vrmesh or .cgeo file that was never part of the .max. In 3ds Max you can fix the first by right-clicking the object and choosing Convert To → Editable Poly, which bakes the stack into a real mesh, then saving again.
▶Do textures and lighting come through?
Material colors do; texture images do not. A .max references its bitmaps by file path on the machine that made it, so the image files themselves are not inside the scene file. Lights, cameras, and render settings are read as scene objects but are not used to light the preview. The viewer uses its own studio lighting, which you can adjust in the toolbar.
▶Which versions of 3ds Max are supported?
All of them, as far as we can test: the format has been read successfully from 3ds Max 1.x files of the late 1990s through current releases, across several hundred real-world scenes. Scenes saved with “Compress on Save” are decompressed automatically.
▶Can I convert a .max to OBJ, GLB, or STL?
Yes. Open the file and click Export to save the geometry as GLB (modern web 3D and AR), OBJ (universal mesh), STL (3D printing), or a PDF snapshot. This is the practical way to get a .max into Blender, SketchUp, or a slicer without owning 3ds Max.
▶Is this 3ds Max viewer really free?
Yes, completely free. No signup, no watermarks, no file size limits on the viewer (the optional share-link feature has a 100 MB upload cap). Built by Innerscene as a tool for architects, engineers, and designers.
▶Are my files uploaded to a server?
No. All parsing, rendering, and conversion runs in your browser — nothing is uploaded, stored, or transmitted by default. The Share button is the only feature that uploads a file, and only when you explicitly click it.
▶Can I convert to another format?
Yes. Click Export in the toolbar to save as STL (3D printing), OBJ (Wavefront), GLB (glTF binary), or PDF (snapshot of the current view).
▶Can I embed this viewer on my own site?
Yes. Click Embed in the toolbar to generate a one-line <iframe> snippet you can paste into any HTML page. You can choose whether the embed shows the viewer’s toolbar.
3ds Max and Autodesk are trademarks of Autodesk, Inc. Innerscene is not affiliated with Autodesk.