The 3.26 version of Battery Charging Alert for Mac was available to download on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. We recommend checking the downloaded files with any free antivirus. The software lies within System Tools, more precisely Battery Utilities. This Mac app was originally produced by Jiulong Zhao.
From the developer:
Accidentally unplugged your power cable without noticing and now your battery is dead?
Want to take care of your device and maintain your battery life?
Confused about the status of the system's new battery optimization and on-hold function?
Love the assuring sound of your iPhone's chime when you plug it in?
Battery Charging Alert is just right for you!
You may want to check out more Mac applications, such as Battery Stats for AirPods, Battery Guard or Battery Checker, which might be similar to Battery Charging Alert.
System Optimization
HDD Management