This study aims to test the value of ergo-iconic services to increase students' following online-based seminars. The indicators offered in this study are the quality of the seminar and the speakers' performance, namely being comfortable with the theme, comfortable with the speakers, the implementation time, and the media and comparative studies. A sample of 569 respondents was obtained using the snowball technique using an e-questioner. The results of this study found that participants felt comfortable with online seminars. Indicators of the time for the seminar, the participants argued that they could follow the seminar-based without any time requirements. There was no time requirement to take part in online-based seminars. Furthermore, this study found that participants felt comfortable attending seminars based on the themes offered. The implication of this research is essential for the organizers of educational seminars that the themes and sources are the leading indicators to increase the number of seminar participants.