Create wider diagrams with a premium subscription

You should be able to write great documentation, even if you don't have a lot of time. Your clients and colleagues will be impressed if you can make large-scale changes as easily as copying and pasting text, instead of spending hours moving lines around with a mouse. With a premium account on, you will:

recurring yearly
Special offer expires {{model.user.offers['yearly60'] | ago}}
recurring yearly
Save $60 with an annual payment.
recurring monthly
Monthly access as long as you need it.
24 hours of access

Prices are in USD. Special rates are available for students, or teams of five or more. If you are not satisfied for any reason, contact us within 30 days for a refund.

per month, prepaid annually
Team Edition for a block of up to 10 users
Ask a question

Run your own private version inside your company's network

You can run your own copy of WebSequenceDiagrams on one machine inside your organization. WebSequenceDiagrams server edition installs on Windows or Linux with a one-click setup file. The price is based on the number of concurrent users within a one hour period.

site license
Unlimited / LDAP SSO

Team Server
50 connections

10 connections

Many of the largest telecommunications and ecommerce companies use WebSequenceDiagrams in their organizations.

Prices are in USD. Your purchase includes one year of support and upgrades. If you have last purchased more than one year ago, email us to get a 50% discount on a new, equivalent version.

Ask a question

About Us

Since 2007, WebSequenceDiagrams has been helping you save time when creating UML diagrams. It is a product of Hanov Solutions Inc., based in Waterloo, Ontario, Canada. Steve Hanov created and continually improves the service.

Privacy Policy