Licensing Options

De Novo software is proud to tell you about FCS Express.  We believe that FCS Express provides so many great features at such a great price that is truly the best cytometry analysis software for everyone.

The FCS Express 7 Internet Dongle license option allows you to use FCS Express from as many computers as you would like, Mac or PC, anywhere in the world. Other licensing options may be available upon request through

Read below about all the licensing options that have been available for FCS Express versions 4 through 7.

Internet Dongle

When purchasing FCS Express 7 you will be provided with internet dongle licensing, you will be required to log in to your account when you start the software. This allows you to use FCS Express on any computer in the world, as long as it is connected to the internet. You can only be logged in from one computer at a time.

More information and frequently asked questions about the internet dongle can be found in our Internet Dongle knowledge base section. 

Note: Users will need a De Novo Software account to be added to a license. Potential users can register for an account at

The license administrator can add as many users as they would like on an internet dongle purchase.

The number of simultaneous users will be limited to the number of licenses that have been purchased.

Multiple internet dongle licenses may also be combined so multiple users can log into the same account simultaneously. If you have purchased multiple internet dongle licenses in one order they will be combined automatically. If you have purchased multiple licenses in different orders you may request to have the licenses combined at any time by contacting us at

If you wish to purchase additional simultaneous users for your existing internet dongle account, please contact us prior to making your purchase.

Site License
Network License
Counter Code