Android logcat is a very powerful tool for debugging. With Android logcat, we can see lots of useful information from the system or the applications over the time. Android provides the standardized API for the logs. In our development, we can easily add the logs and use logcat to see the logs from our program. VTune™ Amplifier for systems is a profiling tool for system or application performance tuning. VTune Amplifier provides a powerful timeline pane to help the developer to see the performance matrix over the time.