Choosing between a web app and a mobile app depends on your target audience, app functionality, and resources. If your app requires accessibility across different devices and is content-heavy, startup app ideas might be a better option for its flexibility and reach. However, if you’re focusing on features like push notifications, offline access, or seamless mobile interactions, a mobile app is ideal. Analyze user preferences—if your target audience primarily uses smartphones, mobile apps offer a more immersive experience, while web apps provide broader accessibility.