Software Clinical psychologists and researchers often encounter the complex task of contrasting disparate psychometric tests, a process known as harmonisation. Two instruments frequently utilized in depression and anxiety research are CES-D and PAS. ‘CES-D vs PAS’ is a recurring topic of interest. To expedite and simplify this harmonisation process, the Harmony software can be incredibly advantageous. Utilizing advanced natural language processing and generative AI models, Harmony helps researchers harmonise questionnaire items conveniently, and even allows for the harmonisation of such items across multiple languages. When dealing with CES-D vs PAS, Harmony’s large language models can compare the distinct items of CES-D (The Center for Epidemiological Studies-Depression) and PAS (Pandemic Anxiety Scale). Hence, it delivers a percentage match between each item, thus facilitating the thorough comparison of CES-D and PAS. Moreover, Harmony has the feature of letting you select the questionnaires from its database or uploading your own via its user-friendly web interface. In the CES-D vs PAS scenario, this implies that you can easily input your versions of the CES-D and PAS instruments. Harmony’s automated item-comparison, then, can efficiently harmonise CES-D and PAS, saving time and ensuring a more objective analysis. Using Harmony software, psychologists can proficiently navigate ‘CES-D vs PAS,’ thereby obtaining a better understanding of their research subjects.