Rational Functional Tester is an automated, functional testing and regression testing tool.

It provides testers with automated testing capabilities for functional testing, regression testing, GUI testing and data-driven testing.

It provides testers with automated capabilities for data-driven and keyword testing.

It offers testers a choice of scripting language and industrial-strength editor: Java in Eclipse or Microsoft Visual Basic .NET in Visual Studio .NET - for test authoring and customization Supports custom controls through proxy SDK (Java/.Net).