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AirBattery vs Batteries: catalog facts
AirBattery	Batteries
Free Listed as freeware.	Paid Paid app with a 10-day free trial.
macOS	macOS
Shows battery information for several Apple devices Includes widgets and low-battery alerts	All device battery levels in the Mac menu bar Recharge notifications
Not notarized by Apple Supports macOS 11 and later only	Apple Watch support is limited iPhone and iPad must be on the same Wi-Fi network
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.