Cross-Platform Commercial eBook Application

I'm looking for an experienced developer or team to create a commercial eBook application compatible with both iOS and Android.

Key Features:

- The app should support in-file purchases, enabling a seamless buying experience for users.

- Essential reading tools like bookmarking, notes, and highlights are a must, to enhance user interactivity and engagement.

Reading Format:

- The app must support the ePub format.

Ideal Skills:

- Cross-platform mobile app development

- In-app purchase integration

- User interface (UI) and User experience (UX) design

- ePub compatibility and understanding of eBook industry standards.

Please provide examples of similar projects you've completed in your proposal.