It's critical for developers to carefully choose cross-promotion partners who provide related apps for users who share their target demographic. Developers can build a win-win partnership and optrummi olaimize the effect of cross-promotion by partnering with apps that have similar user bases. Speak with a Specific Audience. Posts on social media, live streaming, & sponsored content are just a few of the ways influencers can advertise apps. Developers can leverage the credibility and reach of influencers to increase app visibility and drive highly engaged audience downloads by doing this.