The task of comparing different instruments such as General Health Questionnaire (GHQ-12) and Preschool Behaviour Questionnaire (PBQ) can often be daunting for researchers in the psychological and social science fields. Yet, such comparisons are necessary for ensuring consistency across studies and evaluating changes due to shifting societal conditions. The Harmony software becomes an indispensable tool in this process. By using advanced artificial intelligence and natural language processing, GHQ 12 vs PBQ comparisons become streamlined and efficient. Harmony revolutionizes the harmonisation process by allowing researchers to compare questionnaires like the GHQ 12 and PBQ with ease. The software’s large language model facilitates the comparison of items across these instruments, providing a percentage match between each item. This means the GHQ 12 vs PBQ comparative analyses that would otherwise be labor-intensive and subjective can now be conducted quickly and with precision. Plus, Harmony caters to multilingual research effortlessly, broadening the scope of possible studies. Employing Harmony for your GHQ 12 vs PBQ comparison gives you the opportunity to drag and drop your own instruments into Harmony’s web interface, or choose from established instruments in the software’s extensive database. By taking full advantage of the tools provided by Harmony, you can ensure that your research is comprehensive, consistent, and validated across multiple studies. Start using Harmony today and bring a new level of clarity to your comparative analyses.