Cheang, Hoi KanHoi KanCheang2025-01-222025-01-222024https://dspace.usj.edu.mo/handle/123456789/6279In the everchanging environment of the digital era, incorporating new technologies has become a critical engine for company development and progress Mobile applications, for example, have emerged as important tools for reaching and engaging a diverse client base These apps° user interface ¥UI¦ design is essential to this engagement since it directly influences the ease of use, user experience ¥UX¦, and, ultimately, the organisation°s overall reputation Macau has experienced a significant shift in food delivery service in recent years, with a quick transition to an online platform Three significant companies have emerged in this fastpaced atmosphere, each vying for a piece of the market These platforms act as meal order brokers, linking customers and restaurants, with most eateries available on all three apps In this situation, it is vital to identify the factors that influence clients to pick one application over another Simultaneously, pinpointing the pain points inside competitors° applications that generate unhappiness among certain customers becomes a crucial goal This research aims to uncover the primary factors influencing user app preferences in the Macau food delivery business, providing insight into the strengths and weaknesses that impact customer choices and, as a result, the trajectory of these organisationsenMobile Application Design and UsabilityUser Centered DesignEmotion Centric DesignStimulus organism response theoryPleasure arousal dominance theorytext::thesis