Abstract :
This research aims to analyze the extent of user satisfaction with the application of Si-Ceria and analyze the evaluation results therefore they can be used as a reference for decision making in system development. This research uses the End- User Computing Satisfaction (EUCS) method by assessing the variables of content, accuracy, format, ease of use and timeliness. This research used a quantitative descriptive method, the sample taken as respondents were 54. Observation and monitoring were carried out directly by the author on the research object using research instruments in the form of questionnaires and using a likert scale. The analysis was carried out using SPSS version 23. The results showed the level of user satisfaction with the content variable was rated at 100%, Accuracy 100%, Format 100%, Easy Of Use 100%, and Timeliness 90%.