Every plug-in classified by where the battery was
When in the day do you most often start charging?
Plug-in events per month · device and iOS milestones annotated · shaded regions = known data gaps
Monthly average battery % when charging starts — lower means charging at lower levels · shaded regions = known data gaps
Key metrics split by device era — trend arrows on "Below 20%" show whether battery anxiety improved or worsened vs prior device
Distribution of charge level when charging starts
Distribution of charge level when charging stops
Average % gained per hour, per month — no significant step change observed at iPhone 16 Pro (USB-C), suggesting most charging is via desk/wireless rather than fast wired
How long does a typical charging session last?
% gained from plug-in to plug-out
Charging frequency by weekday