Remote Debugging

There are a lot of tools for debugging, Firefox's Firebug and Chrome DevTools are great tools.

Check your site's responsive layouts and performance on real devices. Chrome's Remote Debugging

However, GapDebug is also a great tool for Remote Debugging that can help the rest of tool fail.

GapDebug is a comprehensive mobile debugging tool that bridges the gap left by other debugging options. Operating on both the Windows and Mac platforms, GapDebug allows debugging of hybrid mobile apps, such as PhoneGap and Cordova, on modern iOS and Android devices. And, GapDebug is always free for local debugging. Debugging Mobile Apps with GapDebug.