Mobile applications enhance engagement in social media by offering interactive features and instant access to content. Users can share posts, comment, and connect with others at their convenience, fostering a sense of community and real-time interaction. Push notifications keep users informed and encourage frequent app usage, while personalized content algorithms tailor experiences based on individual preferences. By leveraging these capabilities, mobile apps create a more immersive and engaging environment for users, leading to higher levels of participation and connection within social media platforms.