Harmony, our state-of-the-art harmonising tool, provides a simplified and effective solution for psychologists tasked with comparing varying assessment questionnaires like PHQ-9 and HCL-16. The PHQ-9 vs HCL-16 comparison of individual items often involves a time-consuming and subjective process of harmonisation. With our advanced Natural Language Processing technology, Harmony presents an easier and more precise alternative to this laborious task, even when dealing with varying language mediums. In the PHQ-9 vs HCL-16 matching process, Harmony’s robust generative AI models showcase their remarkable efficacy. The tool not only offers a comprehensive percentage match between each corresponding item in these questionnaires but also the capability to work on uploaded instruments in PDF form. Simply drag and drop your PDF instrument file into Harmony’s user-friendly web interface, or select from an extensive database stored in Harmony for a straightforward comparison experience. The ‘PHQ-9 vs HCL-16’ analysis is further enhanced by Harmony’s capacity to handle multiple languages, allowing for international cohort and longitudinal studies. This feature proves invaluable in the comparison and analysis of studies across culturally diverse regions. Turn the tide of painstaking questionnaire harmonisation by using Harmony: your reliable partner in comparative psychology research.