PHQ-9 vs RAPI Comparing behavioural and psychological scales such as PHQ-9 vs RAPI is a vital part of research and evaluation in psychology and social sciences. However, such comparisons can often be a challenging and time-consuming process. This is where Harmony comes into play. This revolutionary software utilizes natural language processing and generative AI models to simplify and accelerate these comparisons. Harmony is particularly useful when comparing instruments like PHQ-9 vs RAPI. The Patient Health Questionnaire (PHQ-9) is a recognized tool for assessing depression, while the Rutgers Alcohol Problem Index (RAPI) evaluates alcohol-related issues. Whether you are investigating the overlaps, identifying relationships or simply comparing measures, Harmony can provide a percentage match between each item in these two instruments, immensely facilitating the cross-study comparison process. We encourage psychologists, researchers, and social scientists to utilise Harmony in their work with instruments such as PHQ-9 vs RAPI. It allows users to select pre-loaded instruments from the software’s database or upload their own questionnaire items in various formats, including PDF. Moreover, Harmony can handle comparisons across multiple languages, widening its scope and utility in international research. Visit Harmony’s web interface at https://harmonydata.ac.uk/app to explore its powerful features.