You can check the health of your iPhone's battery to determine when it's time for a replacement.

Open one of your iPad’s analytics files (these files start with “Analytics” followed by a date). In the analytics file, tap ...

Go to Settings > Battery > Battery Health to check the iPad battery health. If your iPad doesn't have that option, coconutBattery and iMazing can check the battery health from a computer. Consider ...

With iOS 18, Apple allows you to check your iPhone 16's battery cycle count directly as a built-in feature, along with the maximum capacity percentage. Since battery longevity is one of the biggest ...