Chargie – Hardware charge limiter extending battery life on multiple devices

Summary: Chargie is a USB hardware device with companion apps for Android, iOS, Windows, macOS, and Linux that lets users set charge limits to extend battery lifespan. It supports phones, tablets, and laptops with dedicated models and works without root access or warranty voids.

What it does

Chargie sits between a charger and device, allowing users to set a charge limit (e.g., 80%) via apps. It offers USB-A and USB-C versions for phones and tablets, plus a 100W USB-C model for laptops.

Who it's for

It targets users who want to prevent battery degradation on phones, tablets, and laptops by avoiding prolonged full charges.

Why it matters

Chargie addresses battery capacity loss caused by devices remaining plugged in at 100% for extended periods.