When comparing diverse psychological questionnaire items like SDQ and UGDS, the process can become tedious and time-consuming. SDQ (Strengths and Difficulties Questionnaire) and UGDS (Utrecht Gender Dysphoria Scale - Assigned Male at Birth) are diverse instruments. There exists a need for accurate and efficient comparison that ensures the longitudinal and cohort studies are optimally utilized. This is where Harmony proves itself indispensable. The tool aids researchers in seamlessly harmonising questionnaire items through natural language processing and generative AI models. Harmony allows a proper comparison between SDQ and UGDS. It can match each item from SDQ and UGDS and provide a detailed percentage match for the same. This feature of Harmony significantly assists in improving the consistency across studies, considering how social conditions often change the responses. It is crucial to mention that comparing SDQ and UGDS using Harmony is not restricted to just one language, but it comprehensively supports multiple languages. Using Harmony ensures ease with harmonisation tasks. You can easily upload the PDF forms of the desired instruments into Harmony’s web interface directly. SDQ vs UGDS becomes less of a hassle and more of a systematic and smooth process. Harmony is indeed a revolutionary tool in making the cross-study comparisons not just possible, but also efficient and accurate.