Difference Between Xamarin.Forms and Xamarin.iOS/Android

Xamarin.Forms is a cross-platform UI toolkit that allows developers to create user interfaces that can be shared across iOS, Android, and Windows platforms. It uses a single codebase and renders native controls using native APIs, making it easier to build apps for multiple platforms.

On the other hand, Xamarin.iOS/Android are platform-specific libraries that provide direct access to iOS and Android APIs. Developers can create platform-specific UI designs and features, optimizing the app for each platform individually.

When to Choose Xamarin.Forms:

• If you want to build a simple app with a consistent user interface across multiple platforms
• If you have a tight deadline and need to develop the app quickly
• If you have a limited budget and want to save on development costs by using a single codebase

When to Choose Xamarin.iOS/Android:

• If your app requires platform-specific design elements or features that are not easily achievable with Xamarin.Forms
• If you need to optimize the app's performance for a specific platform
• If you have experience with iOS or Android development and prefer working with platform-specific code

In summary, the choice between Xamarin.Forms and Xamarin.iOS/Android depends on the complexity of your app, the need for platform-specific features, and your familiarity with platform-specific development. Evaluate your project requirements and development resources to make an informed decision.