This relatively small application displays a floating semi-transparent battery meter on your screen, and the level of transparency changes as the battery drains.
Cost / License
- Free
- Proprietary
Platforms
- Windows


CoconutBattery 3 is described as 'CoconutBattery shows you live information about the battery in your Mac, iPhone, and iPad including:' and is a Battery Monitor in the system & hardware category. There are more than 25 alternatives to CoconutBattery 3 for a variety of platforms, including Android, Mac, Windows, iPhone and Android Tablet apps. The best CoconutBattery 3 alternative is BatteryCare, which is free. Other great apps like CoconutBattery 3 are AccuBattery, Battarang, BatteryBot and Wattz.
This relatively small application displays a floating semi-transparent battery meter on your screen, and the level of transparency changes as the battery drains.


True Amps will show you important battery information such as amps, charging speed, battery health and temperature.




Measure the charging and discharging current of your battery.
PRO features:




An application to count battery usage.
Application will start count whenever power cable was disconnected from notebook, and will reset the count whenever the power is connected.
Application will ignore the count during sleeping, or powered off, but still record these activitie.



This is especially useful on macOS Sierra 10.12.2 or later where clicking the battery icon no longer shows the remaining time.





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Advanced battery monitor with detailed per-app drain analysis, session tracking, and root/Shizuku-powered deep system statistics.
PlusPlusBattery is a lightweight battery info and health estimation tool specifically tailored for OnePlus/Oppo/Realme devices (with universal device support).



"BattStat" is a systray application which uses the smart battery support in Windows 7, Vista, XP and 2000 to monitor power usage, battery charge, CPU speed, CPU usage, and power events such as standby/hibernate/resume, battery events, etc.

Battery Box is a small app which lives in menubar. It shows useful informations and stats about your MacBook battery.




Need to know how long you can watch your movie on your iPod? Wanna estimate how long you can talk over your mobile network? Or some times you need to make sure the battery left is enough for finish the game play for the next level...



SlimBatteryMonitor displays a battery meter in the menu bar for laptop and UPS batteries. It uses the same information as Apple's system gauge, but allows you much more control over how the information is displayed. It can take up less space. Works with Mac OS X 10.




It only offers 5-10% of the functionality of coconutBattery 3.