Activity Diagram Software

A Free online UML diagram software to create professional UML drawings

Finding a free online activity diagram maker?

Visual Paradigm Online Free Edition is a free online diagramming software that offers a wide range of UML diagramming tools for both basic and advanced usage. The UML activity diagram editor comes with an intuitive editor that lets you create professional system design blueprints quickly and effortlessly. Need help? Hundreds of UML diagram templates and examples are there to help you get started in quick. Because VP Online is a web-based diagramming tool, it works in all operating systems and is compatible with all browsers.

Activity Diagram Software
Make an Activity Diagram

Diagram with a top-rated activity diagram software

Absolutely Free

Draw as many activity diagrams as you need and export them into images for sharing.

  • No limited number of diagrams and shapes
  • Unlimited accessing
  • No advertisement

Draw Faster & Better

Create professional activity diagram with our web-based UML editor. Some of the editing features:

  • Drag and drop shape editor
  • Connectors glue well to shape border
  • Click to copy shape formats
  • Reuse shapes in another diagram
  • Start quick with diagram templates

All-in-One Diagrammer

A full set of editing features are there to assist you in producing high quality result for use in your reports and presentations:

  • Position shapes precisely using alignment guide
  • Add images, URLs and text
  • Many color and formatting options for shapes
  • Rotate shapes and captions with ease
  • Group, align and distribute shapes
  • Auto. shape formation from list of text

Key features and benefits

Key features and benefits
  • Unlimited period of access
  • Unlimited number of diagrams
  • Unlimited number of shapes
  • UML Model, ER Model, Organizational Chart, Floor Plan, Business Concept Diagram, ITIL
  • Can be upgraded to paid editions for more diagram types and features
  • Cross platform support: Windows, Mac, Linux. Also compatible with all web browsers
  • Easy to use: Create and connect shapes with drag and drop. Connectors are always attached to shapes and never separate apart.
  • Apply different formatting options (shape and lines, solid and gradient paint), 40+ connector types, RTF caption, font options, shadow effect, etc
  • Build your own shape library to create diagrams with your own shapes.
  • Easily add text, notes, external images, web links to diagram
  • Print and export into different formats (PNG, JPG, SVG, GIF, PDF)
  • Hundreds of start-up diagram examples and diagram templates
  • Save your drawing in Google Drive
  • Visio drawing and stencil import

But don't take our word for it

Try it yourself. Just browse the Activity Diagram examples below and click Open Diagram to open and edit. You will see for yourself that it is everything we say it is, or perhaps more.

Activity Diagram Example: Product Delivery

Open Diagram

Activity Diagram Example: Product DeliveryOpen Diagram

Activity Diagram Example: Order Processing

Open Diagram

Activity Diagram Example: Order ProcessingOpen Diagram

Activity Diagram Example: ATM

Open Diagram

Activity Diagram Example: ATMOpen Diagram

Activity Diagram Example: Completing Assignment

Open Diagram

Activity Diagram Example: Completing AssignmentOpen Diagram

Activity Diagram Example: Article Submission

Open Diagram

Activity Diagram Example: Article SubmissionOpen Diagram

Other Solutions

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No limitations, no obligations, no cancellation fees.


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