Free UML Diagram Maker

Create, edit, and modify UML diagrams and architectural structures from scratch in minutes.

Solution to all needs.

With UML diagrams, you can plan basic flows, relationships, and tasks within a software structure, even before you start programming. This creates a focused and productive environment for development.

uml diagram core function

Why EdrawMax to create your UML Diagram?

Rich Templates, Icons, Symbols

EdrawMax has tons of templates, icons, and symbols available. Find a perfect match to your task needs. And all of them are easily customizable.

uml diagram templates

Customize Your Diagram with Ease

Adding symbols is just dragging and dropping in the canvas. Plus each diagram has its separate library for symbols. So, save time, choose UML Diagram symbols, and narrow your search for the correct symbol.

uml diagram easy customization

Sync Work in a Unified Workspace

Always keep in touch with your team through EdrawMax cloud services. Collaborate on lengthy projects by saving and sharing files. You can utilize the sharing permission feature to allow specific access to distinguished individuals.

uml diagram easy collaboration

Export Your Diagram in Various Formats

you can export your files in a range of formats, including Visio, PDF, JPG, PNG, and SVG. This enables you to easily share your work with team members, even if they don't have EdrawMax.

uml diagram formats support

More Features

Infinite Canvas

Write down all your ideas.


Multi-platform Compatible

EdrawMax is available on Windows, Linux, Android, Mac OS, and iOS.

Search Accuracy

Locate the symbols and icons that best suit your needs in no time.


Create slides capturing any section of a diagram and preview effects.

Smart Layout

Effortlessly change shapes and connectors with the click of a button.

Enterprise-grade Security

Rest assured you data is secured by the highest-level SSL encryption.

Explore UML Diagram templates.

uml diagram
UML Class Diagram Example
uml diagram
UML Diagram Example
UML Activity Diagram Example
UML Activity Diagram Example
UML Use Case Diagram Example
UML Use Case Diagram Example
Explore More Templates

How Edrawers talk about us.

I use EdrawMax to create all of my diagrams and maps, and the customization services are amazing and simple to use. Unfortunately, I had some troubles with the upgrade last month, but customer service fixed it in two hours.

-- Loke Tamara

The symbols Edrawmax provides are very useful! It saves my time to find icons, and if I need more, I can get to the iconfont icons in it. For map creating, your work has finished half when solved the problem of map icons, and many of the icon libraries are in line with international standards.

-- Sterling

Actually, I bought Edrawmax for creating other diagrams. But one day, I had the need for street map. I tried it and found that I was pleasantly surprised. The street map templates and icons are very complete, and easy to use.

-- Alanna

FAQs about EdrawMax UML Diagram maker.

  • There are more than 20 UML diagram types. All are ready for you to design, modify, visualize, and implement complex software structures.
  • Access UML diagram symbols by typing “UML” in the searcher of the symbol library while you are on the canvas. Or you can open the pre-defined symbol library and select UML diagram symbols from the list of categories.
  • You can build a UML diagram from scratch by adding and removing symbols on the canvas. All you need to do is drag and drop the symbol of your choice. Moreover, the UML diagram symbols are specifically catered to meet industry standards.
  • All published UML diagram templates on the Templates Community are free, except the pre-made examples. All you need is to download and personalize the template of your choice.
  • Yes, EdrawMax has a free version for you to design all 14 types of UML diagrams. In this version, you get access to editable templates and free symbols. You will love using its intuitive yet helpful interface. So, give it a shot.

All-in-one Diagramming Tool

Visualize your ideas with simplicity and style, using EdrawMax's smart and stunning diagramming solutions. Just try it, you will love it!