STK Trial Options

Trial Options

Designed for flexibility, STK models systems and solves analytical problems never before possible.


With nothing to install, get the full analytical capabilities of STK in a browser for up to 21 days for FREE.

STK Cloud requires:

  • an account
  • an HTML5-capable browser (IE is not recommended)
  • a fast, stable internet that allows web-socket connections | test your connection

See the Help for information about using STK Cloud.

By using STK Cloud, you agree to these Terms.


Download and install a free trial of STK Pro and its most popular add-on modules.

Installation requires:

  • an account
  • free downloadable license
  • see our Help for system requirements

If you're looking for other products and installation options, see our Software Downloads page. If you're new to STK, check out the tutorials in our Help.

Don't hesitate to contact us with questions.