Android includes several built-in tools for generating technical reports to troubleshoot issues or monitor performance:
System-generated packages that aggregate diagnostic data from hardware, the kernel, and applications. These can be captured directly from a device by enabling "Developer Options" in the settings. android
Components that respond to system-wide broadcast announcements (e.g., a "low battery" notification). android
Provides a daily usage report, including a chart of time spent in various apps and frequency of device unlocks. android