4D Product Functionalities

Extend your business application server capabilities

Client Expansion

The number of Client Expansion licenses determine the number of devices that can connect at the same time to the 4D Server. These licenses are to be installed on the 4D Server. Purchase additional Client Expansions to add as many additional concurrent users when needed.

Used with 4D Server applications, client applications can be installed on macOS, Windows machines, and/or iOS & Android devices.


4D for Mobile

Take advantage of 4D for Mobile and extend your existing business applications to your smartphones/tablets. Fully integrated with 4D. No prior experience required.

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To deploy 4D for Mobile applications, a 4D Server (macOS or Windows) v19 or newer license is needed. Your iOS and Android apps will share the same license as 4D Remote (Client).


4D Write Pro

4D Write Pro is a powerful text engine, entirely programmable, and fully integrated with 4D and its database, allowing you to create complex documents and perform advanced tasks. Create invoices, letters, reports, and lists that automatically access information located in your database and merge them into the resulting document. No need to import or export to other programs.

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4D View Pro Expansion

4D View Pro extends your 4D application with a powerful advanced spreadsheet. The right tools for strategizing, building or working on your business. A new range of possibilities for users and developers alike, directly within your 4D platform. From simple inventory management to highly complex KPI dashboards. Create dynamic input forms, calculation lists, printable sheets and much more.

4D View Pro license unlocks advanced list box’s capabilities.

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4D Web Application

If you want to create a 4D Web application, this product is perfect for you. Aside from its flexibility and extensive built-in capabilities, the 4D web application allows unlimited access to the integrated HTTP server of your business application. It can be assigned to either the 4D server or the remote application (Client license). This will allow you to publish your Web server on a dedicated machine, such as a data center or provider, or multiple web applications that are associated with the same database.

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4D Web Services

Web services can be consumed or published. In 4D, consuming Web Services is a standard feature. With this additional license, you can also publish web services with just one click, either in DOC or RPC (remote procedure call) style. In addition, you get programmable and controllable security features, as well as, an automatic WSDL (Web Services Definition Language) publication.

With a high degree of flexibility, it can be assigned to either the 4D server or the remote application (Client license).