Preps is an Artificial Intelligence (AI) driven tool that provides immersive mock interview simulations, specifically designed to emulate real-world technical interviews typically conducted at leading tech companies. The tool's unique AI capabilities allow users to get an experience that is as close as possible to a real technical interview, including handling unexpected questions and providing concise and effective responses. Preps offers flexible usage, permitting users to engage with an AI interviewer at any location and time that suits them. The tool also offers real-time interaction, mirroring the immediacy and spontaneity of an actual human interviewer. Another feature of Preps allows users to customize their experience, where they can opt for any topic of their choice, and set their level of difficulty for the practice interview. Therefore, Preps serves users as a highly adaptable, realistic, and convenient medium for interview preparations. Its goal is to ensure users attain quality preparation and thereby, improve their performance in real technical interviews.