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The Most Comprehensive Software Available for Behavioral Research

E-Prime provides a truly easy-to-use environment for computerized experiment design, data collection, and analysis. E-Prime provides millisecond precision timing to ensure the accuracy of your data. E-Prime's flexibility to create simple to complex experiments is ideal for both novice and advanced users.

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Latest News & Events

All News & Events

New E-Prime Go Release

Automated Data Upload and More! A new release of E-Prime Go is now available for E-Prime 3.0…

100+ E-Prime Experiments Added

We are now hosting the STEP experiments on our Support Site! We encourage E-Prime users to checkout the 150+ experiments…