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Magic Battery 10.3.0 Mac

Updated · Filed by Rosa Delgado

Download (9 MB) Earlier builds

From the photo desk

Version 10.2.0 of Magic Battery lands with a new app icon designed by Hugo Santos for macOS 27 and a reworked About window. The menu bar item now opens a compact drop-down panel listing every tracked device at a glance, so a single click replaces a trip into a preferences pane.

What Magic Battery requires to run

  • macOS 15.6 or later
  • Apple Silicon or Intel Mac
  • English and German interface languages

What you see in the menu bar

Magic Battery surfaces the charge level of supported Bluetooth input devices, headphones, and your Mac’s internal battery. The menu bar readout updates as devices connect and disconnect, while the detailed view pairs each percentage with a device icon. Trackpads, mice, and Logitech K‑series keyboards are covered, with specific support listed for the Apple Magic Trackpad 2 and Magic Mouse 2. A notification can fire when any tracked device drops to 20 percent, and the internal battery view adds runtime estimates alongside the percentage.

A freelance editor’s morning

Imagine a freelance video editor who moves between a desk setup and a café table. On the desk, an Apple Magic Trackpad 2 and a Magic Mouse sit next to a Logitech MX Anywhere 3 for travel days. Without opening a single settings panel, she glances at the menu bar and sees the trackpad at 42%, the mouse at 78%, and the Logitech stashed in her bag at 11% — all from the compact drop‑down. The low Logitech reading prompts her to grab a charging cable before heading out. No guessing, no dead peripherals mid‑cut.

First‑week habits that pay off

After dragging Magic Battery into the Applications folder and opening it, a few small moves make the menu bar readout genuinely useful instead of just decorative.

  • Let it launch at login. Enable the auto‑start option so the battery panel is always present. Without it, a device can drain unnoticed until a notification fires at 20 percent.
  • Test the three display modes early. Switch among detailed, compact, and icon‑only views during a work session. The compact mode saves menu bar space on a 13‑inch screen; the detailed view helps when tracking multiple Apple and Logitech devices at once.
  • Note the disconnect behavior. Turn off a tracked keyboard or flip a mouse over to its power switch. Magic Battery removes the entry from the drop‑down within seconds and returns it when the device wakes. Knowing this rhythm prevents mistaken “device missing” trips into Bluetooth settings.
  • Watch the internal battery runtime estimate. The estimate next to the Mac’s own percentage fluctuates with workload. On a morning of light writing it might read over six hours; a heavy render drops it sharply, which is a cue to find power before the 20‑percent notification arrives.
  • Pair the 20‑percent alert with a charging routine. When the notification appears for a Magic Mouse, plugging it in for ten minutes brings it far above the warning threshold, and the menu bar percentage climbs in near real time.
Version
10.3.0 [MAS]
Download
9 MB
Developer
Sascha Simon
Languages
English, German
Activation
K'ed by TNT team
Compatibility
macOS 15.6 or later
Architecture
Apple Silicon, Intel 64-bit

Questions readers asked

Yes, it displays the internal battery percentage and an estimated runtime in the menu bar.

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