Battery consumption of iOS apps

iOSDC2020 §

• Battery consumption of iOS apps is often overlooked compared to crash rates.

• Power x Time

• Elements that tend to use up battery:

  • Processing
  • Networking - Cellular / Wi-Fi / Bluetooth
  • Location

• Before distribution:

  • Energy Gauge in Xcode
    • Shows the Average Energy Impact gauge in real-time
      • Note: It is shown relatively.
    • Average Component Utilization
      • Can be seen for each element
    • Time series graph

• After distribution:

  • Xcode Energy Logs
  • Check in the Error Log.