Question 1

Is Battery Notifier free?

Accepted Answer

Yes. MIT licensed, no ads, no in-app purchases, no account. Free forever.

Question 2

Which platforms does Battery Notifier support?

Accepted Answer

Windows 10, Windows 11, macOS, and Linux.

Question 3

How do I set up battery alerts?

Accepted Answer

Open Settings, enable Full Battery or Low Battery notifications, set your percentage threshold, and pick a sound.

Question 4

Does Battery Notifier collect any data?

Accepted Answer

No. Zero telemetry, no network calls, runs entirely offline. Settings are encrypted at rest. Full source code is on GitHub.

Question 5

Will Battery Notifier slow down my laptop?

Accepted Answer

No. Runs natively with minimal CPU and memory usage. You won't notice it's there.

Question 6

Can Battery Notifier help extend battery lifespan?

Accepted Answer

Yes. Set a full charge alert at 80% and unplug before 100%. This reduces wear on lithium-ion cells over time.

Battery Notifier Changelog