Mobile application developers often face challenges when integrating web pages within apps, and while using the user's default browser is an option, it disrupts the user experience due to context switching and limited customization. The Chromium open-source browser addressed this issue with the introduction of the Custom Tabs feature in 2015, providing a customizable, user-friendly browser instance that shares browsing states with the main browser. The flutter_custom_tabs package allows developers to implement Chrome Custom Tabs on Android and a similar feature on iOS, offering a flexible, cross-platform solution with a straightforward API for launching URLs. This package enhances user experience by allowing customization of the browser toolbar, activity animations, and supports error handling, although it currently lacks some features like adding custom menu items or certain configuration options. Despite these limitations, flutter_custom_tabs remains a popular choice among developers for its robust features, cross-platform support, and ease of integration, making it suitable for production use in Flutter applications.