Android Device Monitor

Android Device Monitor is a standalone tool that provides a UI for several Android application debugging and analysis tools. Android Device Monitor doesn't require installation of an integrated development environment, such as Android Studio, and encapsulates the following tools:

• DDMS
• Tracer for OpenGL ES
• Hierarchy Viewer
• Systrace
• Traceview
• Pixel Perfect magnification viewer

Launching Android Device Monitor

To start Android Device Monitor:

• From Android Studio, choose Tools > Android > Android Device Monitor or click the Android Device Monitor in the toolbar.
• From the command line, in the SDK tools/ directory, enter the following command:

  monitor

Next, start an Android Emulator or connect an Android device to your development computer through a USB cable. Connect Android Device Monitor to the device by selecting it in the Devices tab.

Note: Only one debugger can be connected to your device at a time.