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The Best CAD Viewer Software in 2026

We researched CAD viewer software from official websites, including pricing pages, plan tables, and product documentation. Products are ranked on their core job—reliable drawing access and review—along with value for money and verified features, so buyers can compare practical options for CAD viewing.

Our top picks

  1. Top ranked

    9.2/10

    A capable free viewer for browser-based design review, measurement, markup, and sharing.

    Free plan

  2. Runner-up

    A mature free Windows viewer for design review, comparison, measurement, and markups.

    Free plan

  3. Top-ranked free plan

    8.8/10

    A capable free Windows viewer for DWG and DXF files, with measurement and conversion tools.

    Free plan

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.

The full ranking 32 tools, best first

32 tools
  1. Best forFree browser-based design review

    A capable free viewer for browser-based design review, measurement, markup, and sharing.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    9.2/10★★★★★
    Try Autodesk Viewer
  2. Best forFree Windows-based design review workflows

    A mature free Windows viewer for design review, comparison, measurement, and markups.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    9.0/10★★★★☆
    Visit Autodesk
  3. Best forFree DWG-focused Windows users

    A capable free Windows viewer for DWG and DXF files, with measurement and conversion tools.

    • Measurement tools
    8.8/10★★★★☆
    Visit Autodesk
  4. Best forFree Windows users reviewing complex models

    A capable free Windows viewer for complex CAD review, measurement, analysis, and scaled printing.

    • Measurement tools
    8.7/10★★★★☆
    Visit Bentley View
  5. ABViewer

    Best forWindows users needing editing and conversion depth

    A paid desktop CAD tool with strong editing, conversion, measurement, and batch features.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    8.6/10★★★★☆
    Visit ABViewer
  6. Best forFree cross-platform 2D/3D format viewing

    A free cross-platform viewer for DWG, DXF, 2D/3D files, markups and PDF publishing.

    • Markup and annotation
    8.4/10★★★★☆
    Visit ODA Viewer
  7. Best forAffordable 2D/3D conversion and batch printing

    A focused CAD viewer for DWG, DXF and STEP conversion, batch work and 3D display.

    • Measurement tools
    8.2/10★★★★☆
    Visit VariCAD
  8. Best forFree users needing DWG repair and editing

    A free cross-platform CAD utility for DWG repair, editing, and viewing.

    8.1/10★★★★☆
    Visit site
  9. Best forWindows users needing DWG editing and review

    A feature-rich Windows CAD viewer for DWG editing and review, with no free plan.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    8.0/10★★★★☆
    Visit Apowersoft
  10. Best forMobile-first collaborative CAD review

    A capable cross-platform CAD reviewer with practical team workflows and scalable storage.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    7.9/10★★★★☆
    Visit CAD Pockets
  11. Best forTeams wanting broad CAD viewing and cloud sharing

    A broad CAD viewer with measurements, annotations, sharing, and cloud access across four platforms.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    7.8/10★★★★☆
    Visit DWG FastView
  12. Best forCross-platform teams needing a capable free viewer

    A capable free CAD viewer with broad platform coverage and practical drawing tools.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    7.7/10★★★★☆
    Visit CAD Reader
  13. Best forFree viewers needing mobile and desktop coverage

    A free, cross-platform viewer with strong inspection, markup, and export tools.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    7.6/10★★★★☆
    Try eDrawings Viewer
  14. Glovius

    Best forAdvanced CAD analysis across multiple platforms

    A cross-platform CAD viewer with advanced analysis and costly paid tiers.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    Free plan · 15-day trial Our Glovius verdict → Visit Glovius
    7.5/10★★★★☆
    Visit Glovius
  15. DWGSee

    Best forAffordable multi-platform CAD viewing and markup

    A low-cost, cross-platform CAD viewer with measurement, markup and editing options.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    7.4/10★★★★☆
    Visit DWGSee
  16. Best forProfessional Windows document and CAD workflows

    A broad Windows CAD and PDF toolkit with perpetual licensing and strong batch tools.

    • Markup and annotation
    • Measurement tools
    7.3/10★★★★☆
    Visit ViewCompanion
  17. Best forDevelopers wanting an open-source embedded viewer

    A capable open-source CAD viewer for developers embedding local browser workflows.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    7.2/10★★★★☆
    Visit MLightCAD
  18. Best forOpen-source browser-based markup and measurement

    A capable open-source browser viewer for measuring, marking up, and editing CAD drawings.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    7.1/10★★★★☆
    Visit MLightCAD
  19. 3D-Tool

    Best forEngineering teams needing deep 3D analysis

    A Windows CAD viewer with deep analysis tools, broad format support and one-time paid licenses.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    Free plan · 14-day trial Our 3D-Tool verdict → Visit 3D-Tool
    7.0/10★★★★☆
    Visit 3D-Tool
  20. CADViewer

    Best forEnterprise teams embedding CAD in applications

    A wide-deployment CAD viewer for teams embedding drawings into business applications.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    Pricing on request Our CADViewer verdict → Visit CADViewer
    6.9/10★★★☆☆
    Visit CADViewer
  21. ShareCAD

    Best forTeams needing controlled browser sharing

    ShareCAD combines browser viewing with project organization and controlled file sharing.

    • Sharing and collaboration
    • Measurement tools
    6.7/10★★★☆☆
    Visit ShareCAD
  22. Best forEstablished Windows review and printing workflows

    A broad Windows CAD viewer for review, measurement, markup, comparison and printing.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    6.6/10★★★☆☆
    Visit Trix Systems
  23. Best forWindows markup and batch-printing workflows

    A Windows CAD viewer for detailed markup, measurement and batch-printing workflows.

    • Markup and annotation
    • Measurement tools
    6.5/10★★★☆☆
    Visit site
  24. Best forDevelopers embedding lightweight CAD previews

    A focused open-source viewer for embedding CAD previews across web environments.

    6.3/10★★★☆☆
    Visit site
  25. Best forSelf-hosted browser viewing of many CAD formats

    A private, self-hosted CAD viewer for broad format coverage without editing tools.

    6.2/10★★★☆☆
    Visit Orua
  26. Best forLow-cost Windows CAD viewing and conversion

    A low-cost Windows CAD viewer with conversion and measurement tools, but no collaboration.

    • Markup and annotation
    • Measurement tools
    6.1/10★★★☆☆
    Try Easy CAD Viewer
  27. Best forWindows users needing lightweight CAD inspection

    A focused Windows viewer for inspecting, measuring, printing, and converting DWG, DXF, and DGN files.

    • Markup and annotation
    • Measurement tools
    6.0/10★★★☆☆
    Visit AIGraph
  28. Best forLow-cost Windows and macOS viewing

    A low-cost desktop viewer for inspecting, measuring, marking up and exporting CAD drawings.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    6.0/10★★★☆☆
    Visit Enolsoft
  29. Best forMac users needing private local DWG viewing

    A private local Mac viewer for reviewing, measuring and annotating DWG and DXF drawings.

    • Sharing and collaboration
    • Markup and annotation
    • Measurement tools
    6.0/10★★★☆☆
    Visit Microspot
  30. Best forHigh-volume Windows drawing viewing

    A capable Windows viewer for large drawing sets, without markup or collaboration tools.

    6.0/10★★★☆☆
    Visit Guthrie CAD
  31. CADView/7

    Best forIndividuals viewing 2D DWG and DXF on Windows

    A free Windows viewer for compatible 2D CAD files, with search, layer controls, and saved views.

    6.0/10★★★☆☆
    Visit CADView/7
  32. Best forEmbedded browser viewing of plot formats

    A plug-in-free web viewer for embedding HP-GL, PLT and CGM drawings.

    6.0/10★★★☆☆
    Visit VISIARC

No tools match those filters.

Compare at a glance

#ToolFree planPaid fromDWG supportMeasurement toolsMarkup and annotationSharing and collaborationPlatformsScore
1Autodesk ViewerYesFreeYesYesYesYesWeb9.2
2Autodesk Design ReviewYesFreeYesYesYesYesDesktop9.0
3Autodesk DWG TrueViewYesFreeYesYesNoDesktop8.8
4Bentley ViewYesFreeYesYesDesktop8.7
5ABViewerNo$77/user/yrYesYesYesYesDesktop8.6
6ODA ViewerYesFreeYesYesCross_platform8.4
7VariCAD ViewerNoYesYesDesktop8.2
8ODA Drawings ExplorerYesFreeYesNoNoNoCross_platform8.1
9Apowersoft CAD ViewerNo$39.95/yrYesYesYesYesDesktop8.0
10CAD PocketsYesYesYesYesYesCross_platform7.9
11DWG FastViewYes$47.99/user/yrYesYesYesYesCross_platform7.8
12CAD ReaderYesYesYesYesYesCross_platform7.7
13eDrawings ViewerYesFreeYesYesYesYesCross_platform7.6
14GloviusYes$360/yrYesYesYesYesCross_platform7.5
15DWGSeeYes$69/user one-timeYesYesYesYesCross_platform7.4
16ViewCompanion PremiumNo$52.25/unit one-timeYesYesYesDesktop7.3
17CAD ViewerYesFreeYesYesYesYesCross_platform7.2
18MLightCAD ViewerFreeYesYesYesYesCross_platform7.1
193D-ToolYes€200/user one-timeYesYesYesYesDesktop7.0
20CADViewerYesYesYesYesCross_platform6.9
21ShareCADNo$19.99/moYesYesYesCross_platform6.7
22Trix DrawingCenterYesYesYesYesDesktop6.6
23CAD Viewer / MarkupNoA$395 one-timeYesYesYesNoDesktop6.5
24Flyfish CAD ViewerFreeYesWeb6.3
25CADViewer by OruaFreeYesWeb6.2
26Easy CAD ViewerNo$2,000/site one-timeYesYesYesNoDesktop6.1
27AIGraph CAD ViewerNoYesYesYesDesktop6.0
28Enolsoft DXF ViewerYesYesYesYesYesDesktop6.0
29Microspot DWG ViewerNo$49/device one-timeYesYesYesYesDesktop6.0
30Guthrie CAD ViewerNoYesNoNoNoDesktop6.0
31CADView/7YesFreeYesDesktop6.0
32VISIARC CAD ViewerCross_platform6.0

Head-to-head All 28 comparisons →

Explore other topics All topics →

How we rank CAD viewer software

Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update