Hobby Companion is a GPT designed to assist users in exploring and expanding their hobbies and interests. Developed by Eminomics, this GPT uses ChatGPT system as a base for its operations and requires ChatGPT Plus for full functionality. Hobby Companion serves as a virtual companion to users aiming to explore new areas of interest and enrich their hobby repertoire. It enables a personalized interaction where users can share their current hobbies and receive customized suggestions for new ones that aligns well with their interests. For instance, if a user shares that they enjoy reading science fiction novels, the Hobby Companion can offer recommendations for similar genres or related activities. The same applies to physical activities like yoga or creative pursuits like woodworking. Furthermore, it can also open up discussions around various hobbies and provide suitable suggestions for video game enthusiasts. Hence, with its ability to converse and make relevant recommendations, Hobby Companion plays a significant role in helping users discover new hobbies and expand their interests.