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Head-to-head · CAD Viewer Software

Autodesk Viewer vs ODA Viewer

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Autodesk Viewer #1 in CAD Viewer Software 9.2/10 Free plan Free plan✓ 5 of 5 features Try Autodesk Viewer
ODA Viewer #6 in CAD Viewer Software 8.4/10 Free plan Free plan✓ 3 of 5 features Visit ODA Viewer

Autodesk Viewer leads on 0 checks, ODA Viewer on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAutodesk Viewer · 9.2/10
  • Free planboth
  • Most featuresAutodesk Viewer · 5 of 5

Autodesk Viewer scores higher on our rubric for cad viewer software: 9.2 against 8.4 out of 10; our editors rank them #1 and #6.

On platforms, ODA Viewer gives you Cross_platform where Autodesk Viewer offers Web.

Autodesk Viewer is the better fit for free browser-based design review. ODA Viewer is the better fit for free cross-platform 2D/3D format viewing.

  • Autodesk Viewer fits best

    Free browser-based design review

  • 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 Autodesk Viewer 9.2/10 Visit ↗ ODA Viewer 8.4/10 Visit ↗
At a glance
Editor score 9.2 8.4
Ranking #1 in CAD Viewer Software #6 in CAD Viewer Software
Best for Free browser-based design review Free cross-platform 2D/3D format viewing
Pricing model Free Free
Starting price Free plan Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Browser extension Cloud, Desktop
Platforms Web Web, Windows, macOS, Linux
Support Docs Community, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Autodesk Viewer 5/5 · ODA Viewer 3/5
DWG support ✓ ✓
Measurement tools ✓ (best) Not checked yet
Markup and annotation ✓ ✓
Sharing and collaboration ✓ (best) Not checked yet
DXF support ✓ ✓
Specs
Platforms Web Cross_platform
Our review
Pros
  • Supports more than 80 2D and 3D file types
  • Includes measurement, markup, comments, and model inspection
  • Shares design views through links without authoring software
  • 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
  • Requires an Autodesk Account to start using it
  • Web-only access may not suit offline workflows
  • Focused on viewing and review rather than design authoring
  • 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

Autodesk Viewer is a free web application for uploading, converting, viewing, measuring, annotating, and sharing 2D and 3D design files. It is aimed at designers, engineers, project teams, colleagues, and stakeholders who need to review…

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. Autodesk ViewerCAD Viewer Software 9.2Free plan
  2. ODA ViewerCAD Viewer Software 8.4Free plan

Strengths and trade-offs

  • Autodesk Viewer — where it wins

    • Supports more than 80 2D and 3D file types
    • Includes measurement, markup, comments, and model inspection
    • Shares design views through links without authoring software

    Where it doesn't

    • Requires an Autodesk Account to start using it
    • Web-only access may not suit offline workflows
    • Focused on viewing and review rather than design authoring
  • 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

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update