Developing web applications that function seamlessly across devices is a complex task, often requiring debugging of UI issues using inspect element features, particularly on popular Android devices. While the 'Inspect Element' tool is straightforward on desktop browsers, inspecting elements on Android requires different methods since direct right-click access is unavailable. Key techniques for inspecting Android app elements include using tools like LT Browser, which offers features such as network throttling and hot reloading, and LambdaTest, which provides a cloud platform for testing on real devices and emulators. Chrome Developer tools and Android-centric applications also offer solutions, though they may have limitations like latency issues or the need for physical devices. Remote debugging tools like Weinre offer additional approaches by connecting client devices to mobile targets, though they too may struggle with hardware limitations. Ultimately, tools like LambdaTest and LT Browser are recommended for their comprehensive capabilities in testing and inspecting elements on Android devices.