Compare software

Microsoft VisioVSDX Annotator
Paid

Subscription plans or one-time Standard and Professional 2024 licenses, with a free trial.

 Freemium

Free download from Nektony and the Mac App Store; the cost of full features is not stated…

Windows, Web macOS
  • Large library of templates, shapes and stencils
  • Covers flowcharts, org charts, network, UML and BPMN diagrams
  • Opens VSD, VDX and VSDX files with formatting intact
  • Adds notes and graphics to existing drawings
  • Paid, with several confusing plan and license options
  • Desktop version is not available for macOS
  • macOS only
  • Annotation tool rather than a full Visio replacement
Downloadable app, Web application Downloadable app
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Works offline

Checked September 24, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.