Hello Sangitkumar Cinraj,
So basically you need to create a so-called Native application with mendix.
Here are some steps to start with:
Blog post:
https://www.mendix.com/evaluation-guide/app-capabilities/native-mobile-apps/
Documentation:
https://docs.mendix.com/refguide/mobile/
https://docs.mendix.com/refguide/mobile/distributing-mobile-apps/
https://docs.mendix.com/refguide/mobile/best-practices/
Learning path:
https://academy.mendix.com/link/paths/66/Build-a-Native-Mobile-Inspection-App
https://academy.mendix.com/link/paths/150/Model-and-Synchronize-Data-in-an-Offline-App
Take especially note of the synchronization this can cause many issues if you do not first have a good understanding of how it works !
Hope this helps,
Good luck!