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Batteries vs eul: catalog facts
Batteries	eul
Paid Paid app with a 10-day free trial.	Free Free and open source on GitHub.
macOS	macOS
All device battery levels in the Mac menu bar Recharge notifications	CPU, memory, network and battery readings in the menu bar Shows Bluetooth device battery levels
Apple Watch support is limited iPhone and iPad must be on the same Wi-Fi network	macOS only, 10.15 or later Development pace appears slow
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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