Free and open first

Best CAD Viewer Software in 2026

CAD viewers help you open drawings for review without focusing on full design workflows. Compare DWG and DXF support, then look at measurement tools and markup and annotation for checking dimensions or recording feedback. Platforms and sharing and collaboration can matter when reviews involve different devices or people; free plans and paid-from pricing help you assess access and cost. CAD Pockets, CAD Reader, and eDrawings Viewer are among the entries to consider. Match the listed file support and review tools to the drawings you handle and the way you need to share comments.

31 apps
Research read 23 Sept 2026
How the order is worked out

1

Autodesk Viewer

Free plan APILinuxMac+2

Autodesk Viewer provides a free way to inspect and share supported design files in a browser, with measurement and markup tools.

7.5 Free plan Visit site
2

CAD Reader

Free plan AndroidiPhoneMac+1

7.5 Free plan Visit site
3

3D-Tool

Free plan Windows

3D-Tool offers a limited free viewer, a 14-day full-feature trial and one-time paid licenses. Check the edition's supported formats and Windows requirements before choosing a license.

7.3 Free plan · paid from €200 · 14-day trial Visit site
4

CAD Pockets

Free plan AndroidiPhoneWeb

CAD Pockets combines mobile drawing access with editing and review tools, plus collaboration features for teams. The web version does not create or edit DWG files, and listed free storage is 100MB.

7.3 Free plan Visit site
5

DWG FastView

Free plan AndroidAPIExtension+5

Choose DWG FastView if you need cross-platform drawing access with editing, measurement, markup and sharing tools. Organizations looking for private deployment can consider its enterprise CAD SDK.

7.3 Free plan · paid from $7.99/user/mo Visit site
6

DWGSee

Free plan AndroidAPIiPhone+5

DWGSee combines drawing edits, measurement, printing, and comparison tools across a broad range of file formats. Compare plan features carefully, particularly export and Word-copying availability.

7.3 Free plan · paid from $69 Visit site
7

eDrawings Viewer

Free plan AndroidiPhoneMac+1

eDrawings Viewer combines file viewing, design review, and model inspection across desktop and mobile platforms.

7.2 Free plan Visit site
8

CADViewer by Orua

Free plan Self-hostedWeb

CADViewer provides browser previews with local file processing and self-hosting options.

7.1 Open source Visit site
9

Glovius

Free plan AndroidiPhoneWeb+1

Choose Glovius if you need to view and work with CAD files from its supported formats, with analysis tools, cloud sharing, and multiple export options.

7.1 Free plan · 15-day trial Visit site
10

CAD Viewer

Free plan Web

CAD Viewer combines browser-based drawing access with editing, review, measurement, and offline export options.

7.0 Open source Visit site
11

ShareCAD

Free plan AndroidiPhoneLinux+3

ShareCAD focuses on browser-based viewing and controlled sharing of technical files, with workspace tools for organizing projects.

7.0 From $19.99/mo Visit site
12

Enolsoft DXF Viewer

Free plan MacWindows

Choose Enolsoft DXF Viewer if you need to inspect DXF and DWG drawings, measure their contents, or add markups without AutoCAD. It runs on macOS and Windows and includes PDF export and print controls.

6.9 Free plan Visit site
13

Bentley View

Free plan Windows

Bentley View combines broad file viewing with measurement, scaled printing, and 3D model exploration. Its listed platform is Windows, and the plan is free.

6.4 Free plan Visit site
14

ABViewer

Free trial LinuxWindows

ABViewer covers file viewing and editing alongside 2D markups, 3D measurement, conversion, and CNC G-code generation.

6.3 From $30/user/mo · 30-day trial Visit site
15

Autodesk DWG TrueView

Free plan Windows

DWG TrueView covers viewing, measuring, and converting supported drawing files on Windows at no listed charge. It does not provide markup or annotation.

6.3 Free plan Visit site
16

CADView/7

Free plan Windows

6.3 Free plan Visit site
17

CADViewer

Free trial AndroidAPIiPhone+5

Choose CADViewer when a workflow needs browser access to CAD drawings, markup, comparison, or API-based measurement across supported platforms.

6.3 Pricing on request Visit site
18

Autodesk Design Review

Free plan Windows

Pick Autodesk Design Review for free Windows-based review of DWG and DXF files with measurements, annotations and sharing.

6.2 Free plan Visit site
19

ODA Drawings Explorer

Free plan AndroidLinuxMac+1

6.2 Free plan Visit site
20

AIGraph CAD Viewer

Free trial Windows

AIGraph CAD Viewer focuses on practical CAD viewing, measurement, annotation, conversion, and export. It offers a 7-day trial, with one-time pricing determined by the number of users.

6.1 7-day trial Visit site
21

Apowersoft CAD Viewer

Free trial Windows

Apowersoft CAD Viewer puts DWG viewing, measurement, annotation, editing, and PDF conversion in one Windows application.

6.1 From $29.95/mo Visit site
22

ODA Viewer

Free plan LinuxMacWeb+1

6.0 Free plan Visit site
23

Easy CAD Viewer

Free trial Windows

Easy CAD Viewer focuses on local CAD viewing and editing assistance, with broad viewing, measurement, annotation, and export tools.

5.7 From $69 · 15-day trial Visit site
24

Guthrie CAD Viewer

Free trial Windows

Guthrie CAD Viewer focuses on broad drawing compatibility, high-volume viewing, 3D display, and scaled printing.

5.6 21-day trial Visit site
25

VariCAD Viewer
by VariCAD Viewer
Free trial LinuxWindows

VariCAD Viewer brings file viewing, conversion, printing and display controls together for supported CAD formats. The 30-day trial offers a way to evaluate it before the annual English one-user plan.

5.6 30-day trial Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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