The IT sector in India is seeing fast growth in the service-based app startup market. However, they have numerous difficulties while trying to get traction in a congested market, draw in and keep clients, and make money. Through a thorough examination of the literature and data analysis, the goal of this research paper is to pinpoint the crucial success determinants for service-based app businesses in India. According to the study's conclusions, operational effectiveness, price strategy, market distinction, and client acquisition and retention are the most important variables for success

Keywords : Service-based app startups, Critical success factors, India, Customer acquisition, Pricing strategy, Market differentiation, Operational efficiency.