Customer satisfaction is an important factor that determines the success and growth of online payment services in the modern digital economy. With the increasing use of smartphones, internet connectivity, and digital platforms, consumers are widely using online payment methods for purchasing electronic devices. This study analyzes the level of customer satisfaction towards online payment services used while purchasing electronic devices in Coimbatore city. It particularly examines how demographic factors such as age, gender, education, occupation, and income influence the usage and satisfaction level of online payment methods. The research is based on primary data collected through a structured questionnaire from customers who purchase electronic devices using online payment services. Secondary data was collected from books, journals, and websites related to digital payment systems. Statistical tools such as percentage analysis and ranking methods were used for data interpretation. The findings indicate that convenience, speed, security, cashback offers, and ease of use are the major factors influencing customer satisfaction with online payment services. Most consumers prefer UPI and mobile wallet payments due to their quick and simple transaction process. The study concludes that improving security features, providing better customer support, and offering attractive rewards can further increase customer satisfaction and encourage the use of online payment services.