This study examined the influence of mobile application use and interpersonal discussions on political participation. It tested hypotheses based on the Differential Gains Model and Communication Mediation Model. The results showed that online political participation is positively related to the interaction between mobile application use and online discussions. It also found that online and face-to-face discussions mediate the relationship between mobile application use and both online and offline political participation. The study concludes that mobile applications have the potential to complement face-to-face discussions and mobilize individuals for online political activities.