Automated systems testing, integration and compliance testing

IBM® Rational® Systems Tester is an automated software testing solution for systems, integration and compliance testing.

IBM Rational Systems Tester helps you to accelerate your testing process and improve collaboration between all stakeholders in the testing process by providing a complete automated test development and execution environment.

View features and benefits

Learn more

IBM Software
See what smarter software can do for you

Buy Rational Systems Tester

IBM Software Subscription and Support is included in the product price for the first year.

Download software online after purchase - no shipping costs.

IBM® Rational® Systems Tester is a TTCN 3-based software testing tool for systems, integration and compliance testing of the software development lifecycle. Rational Systems Tester brings automated testing up to speed with today's state-of the-art development tools by providing high levels of functionality and sophistication on the engineer's desktop to support the test cycle.

IBM Rational Systems Tester can help improve your test process by:

Sharpening the focus on test

Reducing test errors

Increasing productivity


System requirements
Operating SystemSoftwareHardware
Linux® RedHat® Enterprise 260MB disk space (approximately)
256MB RAM minimum, 512MB recommended
Unix® Sun Solaris™ Sparc edition 360MB disk space (approximately)
512MB RAM minimum, 1024MB recommended
Microsoft Windows® Windows XP Professional 150MB (approximately)
256MB RAM minimum, 512MB recommended

Considering a purchase?


Contact IBM

Considering a purchase?