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Head-to-head · CAD Viewer Software

Bentley View vs ODA Viewer

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Bentley View #4 in CAD Viewer Software 8.7/10 Free plan Free plan✓ 3 of 5 features Visit Bentley View
ODA Viewer #6 in CAD Viewer Software 8.4/10 Free plan Free plan✓ 3 of 5 features Visit ODA Viewer

Bentley View leads on 0 checks, ODA Viewer on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreBentley View · 8.7/10
  • Free planboth

Bentley View scores higher on our rubric for cad viewer software: 8.7 against 8.4 out of 10; our editors rank them #4 and #6.

On platforms, ODA Viewer gives you Cross_platform where Bentley View offers Desktop.

Bentley View is the better fit for free Windows users reviewing complex models. ODA Viewer is the better fit for free cross-platform 2D/3D format viewing.

  • Bentley View fits best

    Free Windows users reviewing complex models

  • ODA Viewer fits best

    Free cross-platform 2D/3D format viewing

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Bentley View 8.7/10 Visit ↗ ODA Viewer 8.4/10 Visit ↗
At a glance
Editor score 8.7 8.4
Ranking #4 in CAD Viewer Software #6 in CAD Viewer Software
Best for Free Windows users reviewing complex models Free cross-platform 2D/3D format viewing
Pricing model Free Free
Starting price Free Free plan
Free plan ✓ ✓
Free trial — —
Deployment Desktop Cloud, Desktop
Platforms Windows Web, Windows, macOS, Linux
Support Community, Docs Community, Docs
Built for Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Bentley View 3/5 · ODA Viewer 3/5
DWG support ✓ ✓
Measurement tools ✓ (best) Not checked yet
Markup and annotation Not checked yet ✓ (best)
Sharing and collaboration Not checked yet Not checked yet
DXF support ✓ ✓
Specs
Platforms Desktop Cross_platform
Our review
Pros
  • Supports more than 50 formats, including DWG, DGN, and DXF
  • Measures distances, areas, and volumes
  • Clips, analyzes, searches, and prints 2D and 3D models
  • Free access across web, Windows, macOS and Linux
  • Supports DWG and DXF viewing with 2D and 3D navigation
  • Adds markups, cutting planes, collision detection and PDF publishing
Cons
  • Windows desktop support limits platform flexibility
  • Focused on viewing and analysis rather than authoring
  • Not suited to workflows centered on markup and collaboration
  • Non-members may use it only for non-commercial applications
  • Its workflow centers on viewing and markup rather than measurement or collaboration
  • As an example project, it may not suit teams seeking a full commercial CAD platform
Our verdict

Bentley View is a free desktop CAD viewer for infrastructure professionals, engineering firms, public-sector organizations, students, and educators. It is designed for opening, navigating, measuring, analyzing, and printing engineering…

Read the review →

ODA Viewer is a free desktop and online application from Open Design Alliance for rendering and testing CAD, BIM and other engineering files. It is suited to users who need to inspect DWG, DXF and other ODA-supported formats across web,…

Read the review →
  1. Bentley ViewCAD Viewer Software 8.7Free plan
  2. ODA ViewerCAD Viewer Software 8.4Free plan

Strengths and trade-offs

  • Bentley View — where it wins

    • Supports more than 50 formats, including DWG, DGN, and DXF
    • Measures distances, areas, and volumes
    • Clips, analyzes, searches, and prints 2D and 3D models

    Where it doesn't

    • Windows desktop support limits platform flexibility
    • Focused on viewing and analysis rather than authoring
    • Not suited to workflows centered on markup and collaboration

  • ODA Viewer — where it wins

    • Free access across web, Windows, macOS and Linux
    • Supports DWG and DXF viewing with 2D and 3D navigation
    • Adds markups, cutting planes, collision detection and PDF publishing

    Where it doesn't

    • Non-members may use it only for non-commercial applications
    • Its workflow centers on viewing and markup rather than measurement or collaboration
    • As an example project, it may not suit teams seeking a full commercial CAD platform

More comparisons

All CAD viewer software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update