Windows
Compatible Applications
File Extension Details
The .psyexp file extension is primarily associated with PsychoPy, an open-source Python library and application used for creating and running psychology experiments, particularly those involving precise timing and stimulus presentation. A .psyexp file is essentially a serialized representation of a PsychoPy experiment structure. It contains all the necessary information to define the experiment's flow, including the sequence of trials, the stimuli used (such as text, images, sounds, or movies), timing parameters, participant data collection settings, and any custom code or routines written by the researcher. These files are typically created and edited using the PsychoPy Builder interface, which provides a graphical way to design experiments without extensive coding. When an experiment needs to be run, the .psyexp file is loaded by the PsychoPy application or the underlying Python environment, which then interprets the structure to present the stimuli to participants and record their responses. Because it stores the entire experimental design, it is crucial for reproducibility in scientific research, allowing other researchers to understand exactly how the study was conducted.
Programs that can open and work with .psyexp files
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Mobile Applications
About .psyexp files
To open a .psyexp file, you need compatible software. Here are some options:
To convert a .psyexp file to another format, you can:
Like any file type, .psyexp files can be safe or potentially risky depending on their source:
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