Welcome to E-Prime 2.0

Thank you for choosing E-Prime!

E-Prime 3.0 is now available. Save 20% by purchasing an Upgrade License! You won’t lose your E-Prime 2.0 license. Use them side-by-side!

E-Prime 2.0 Service Pack 2 is now available!
Please visit http://www.pstnet.com/support/download.asp for the update.

Support for E-Prime 2.0
Technical Support for E-Prime 2.0 is formally handled via Product Service and Support for registered E-Prime 2.0 users.

Additional Resources

Our YouTube channel is updated frequently with new tutorials as well as weekly live streams. If you can’t find what you’re looking for, let us know and we’ll include it in a future live stream!

Follow us on YouTubeTwitterFacebookLinkedIn, and Instagram to be the first to learn of new resources, updates, and events!

Browse or search hundreds of articles in our Knowledge Base and Online Documentation sections. Our Online Documentation includes Advanced Tutorials on using imagesmoviessounds, and scripting in E-Prime.

If you would like to join the conversation in our user community, please check out our User Forum as well as the E-Prime Google Group. PST Technical Consultants do not moderate these groups. If you would like to work with a PST Technical Consultant, please submit a support request on our Product Service and Support Site.

STEP (System for Teaching Experimental Psychology) is a non-PST site organized by Brian MacWhinney in the Department of Psychology at Carnegie Mellon University. STEP provides E-Prime experiments and E-Prime script samples.

What is new in E-Prime 2.0?

INFO:E-Prime 2.0 Change History

Known Issues:

INFO: Known Issues in E-Prime 2.0

What timing considerations are in effect for E-Prime 2.0?
E-Prime 2.0.10.x is compatible with Windows XP SP3, Windows Vista SP2, Windows 7 SP1, Windows 8/8.1, and Windows 10. For Windows Vista and Windows 7, use of the CoreAudio API for low latency sound is recommended. The ability to choose Sound.API is not available in E-Prime 2.0.8.90.

Please refer to the following links for issues regarding support for timing under various hardware.
INFO: Sound Latency – Not all sound cards provide optimal millisecond timing
INFO: Use of SoundTester to determine machine compatibility with ASIO or CoreAudio/WASAPI

Integration with other Hardware, Software and Services
Please contact your service manufacturer for specific details upon the availability of features for your current services. Services that are not currently compatible may include but are not limited to the following:

  • IFIS

Support for E-Prime Extensions for TobiiE-Prime Extensions for fMRI, E-Prime Extensions for SMIE-Prime Extensions for Smart Eye, and E-Prime Extensions for Net Station are available in E-Prime 2.0.10.353 and 2.0.10.356. Please refer to the PST Product Services and Support web site (https://support.pstnet.com) for updates to these products for E-Prime 2.0.10.x.

Documentation and Help
Documentation and Help for E-Prime 2.0 has been updated.