In psychology research, comparing tools like the Strengths and Difficulties Questionnaire (SDQ) and the Hospital Anxiety and Depression Scale (HADS) can yield insightful discoveries. The need to accurately harmonise and compare these instruments have prompted the creation of the Harmony software. SDQ vs HADS can often seem like a daunting task due to their different orientations and composition, which is where the capabilities of Harmony can truly shine. By using Harmony, researchers can make precise comparisons between SDQ and HADS, ensuring that similarities and disparities between the items in each questionnaire are accurately identified. Harmony utilizes advanced natural language processing and generative AI models for this purpose, thereby reducing the subjective aspect of the harmonisation process. SDQ vs HADS no longer has to be an arduous manual process - Harmony’s sophisticated technology can simplify it. When conducting comparisons of SDQ vs HADS, Harmony’s dynamic interface enables users to readily select instruments from its database or upload their own tools. What’s more, Harmony is capable of analyzing questionnaires even in multiple languages, exponentially increasing its utility in cross-cultural and multinational studies. Therefore, when looking to compare SDQ and HADS, Harmony emerges as an essential companion for every psychologist.