: Displays battery info in a small, floating window or via a Notification Center widget rather than cluttering the menu bar.

Effective at tracking older Bluetooth devices that macOS might not natively report in detail. :

: Primarily supports Apple peripherals (Magic Mouse, Trackpad, Wireless Keyboard) and select Logitech devices like the MX Anywhere 3 and K380.

: Automatically adds or removes devices from the view as they connect or disconnect.

The app is available for download on the Apple App Store and developer Sascha Simon's website . If you'd like, I can: Compare this "Mini" version to the app.

is a lightweight utility designed for macOS that monitors the battery levels of connected Bluetooth input devices. While version 4.2.1 is an older release—succeeded by current versions such as 4.2.5 and higher—the app generally receives positive marks for its simplicity, though users should note strict limitations on device support. Key Features & Performance

: Reviewers often note frustration that it does not support most third-party headphones, AirPods, or Beats (which require the full "Magic Battery" version or newer macOS updates).