Head-to-head · 3D Model Viewer Software
3D Repo vs 3D Viewer Online
3D Repo leads on 0 checks, 3D Viewer Online on 1, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest score3D Repo · 7.9/10
- Free planonly 3D Viewer Online
- Free trialonly 3D Viewer Online
- Most features3D Repo · 3 of 3
3D Repo scores higher on our rubric for 3d model viewer software: 7.9 against 7.6 out of 10; our editors rank them #10 and #13.
3D Viewer Online offers free plan; 3D Repo doesn't. On sharing access, 3D Viewer Online gives you Both where 3D Repo offers Private.
3D Repo is the better fit for professional BIM teams needing deep model coordination. 3D Viewer Online is the better fit for general 3D viewing with low-cost collaboration.
- 3D Repo fits best
Professional BIM teams needing deep model coordination
- 3D Viewer Online fits best
General 3D viewing with low-cost collaboration
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Side by side
| Feature | 3D Repo 7.9/10 Visit ↗ | 3D Viewer Online 7.6/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 7.9 | 7.6 |
| Ranking | #10 in 3D Model Viewer Software | #13 in 3D Model Viewer Software |
| Best for | Professional BIM teams needing deep model coordination | General 3D viewing with low-cost collaboration |
| Pricing model | Paid | Free plan + paid |
| Starting price | — | — |
| Free plan | — | ✓ (best) |
| Free trial | — | 14 days |
| Deployment | Cloud, Self-hosted | Cloud |
| Platforms | Web, iOS, Android | Web |
| Support | Email, Live chat, Docs | Docs |
| Integrations | 13 integrations | 4 integrations |
| Built for | Small business, Mid-market, Enterprise | Small business, Mid-market, Enterprise |
| Features 3D Repo 3/3 · 3D Viewer Online 2/3 | ||
| Measurement tools | ✓ | ✓ |
| Annotations or markup | ✓ | ✓ |
| Presentation mode | ✓ (best) | Not checked yet |
| Specs | ||
| Supported platforms | web, iOS, Android, API, self-hosted | web |
| Supported file formats | RVT, NWD, DWG, DGN, SPM, IFC 2x3, IFC 4.0, BCF, FBX, OBJ, DAE | STEP, IGS, OBJ with MTL and texture, STL with colors, PLY, DWG, DXF, glTF, 3MF |
| Sharing access | Private | Both |
| Our review | ||
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| Our verdict | 3D Repo is a cloud-based Building Information Modeling platform for architects, engineers, contractors, consultants, clients, and asset owners. Its browser-based viewer supports 3D and 4D models, with issue tracking, annotations,… Read the review → |
3D Viewer Online is a browser-based platform for viewing, inspecting, measuring, annotating, and sharing 3D and 2D models. It supports formats including STEP, IGS, OBJ with MTL and texture, STL with colors, PLY, DWG, DXF, glTF, and 3MF.… Read the review → |
Strengths and trade-offs
3D Repo — where it wins
- Combines model viewing with issues, revisions, clashes, and validation
- Supports web, iOS, Android, API, and self-hosted deployments
- Connects with Asite, Power BI, Autodesk Construction Cloud, and more
Where it doesn't
- Paid access is quote-based rather than transparently priced
- There is no free plan for lightweight evaluation
- Private sharing may limit workflows needing public model access
3D Viewer Online — where it wins
- Supports CAD, mesh, drawing, and 3D exchange formats
- Includes measurement, sectioning, exploded views, and markups
- Offers sharing, iFrame embedding, and multiple model uploads
Where it doesn't
- Web-only access excludes desktop and native mobile workflows
- Regular limits accounts to 10 models and 50 MB maximum file dimension
- No verified presentation mode is provided
- 3D Repo7.9/10 · Pricing on request
A deep BIM coordination workspace for teams that need more than model viewing.
Visit 3D RepoFull verdict → - 3D Viewer Online7.6/10 · Free plan · 14-day trial
A low-cost browser viewer with useful inspection, markup, sharing, and embedding tools.
Visit 3D ViewerFull verdict →
All 3D model viewer software comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update