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Start for freeA longitudinal study in user research is a research method that involves observing and collecting data from the same group of users over an extended period of time, typically months or years, to track changes in behavior, attitudes, or experiences with a product or service.
Synonyms: Long-term user study, Repeated measures research, Time series user analysis, Cohort study in UX

Longitudinal studies offer unique insights that can't be captured through one-time research methods. They allow researchers to:
By conducting longitudinal studies, companies can make more informed decisions about product development and user experience improvements.
Conducting a longitudinal study in user research involves several key steps:
It's crucial to maintain consistent communication with participants throughout the study to ensure ongoing engagement and minimize dropout rates.
Longitudinal studies can be applied in various contexts within user research:
These studies provide valuable insights into how users interact with products or services in real-world conditions over extended periods.