The best alternatives to FruitJuice are Battery Indicator, BatteryBox, and Battery Share. If these 3 options don't work for you, we've listed a few more alternatives below.
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A lightweight, handy utility for battery estimation base on use cases with a revolutionary user experience that has not been made so far. Shiny user interface synchronized with haptic feedback leads to a new relationship between the user and the application.
NetData is a system for distributed real-time performance and health monitoring. It provides unparalleled insights, in real-time, of everything happening on the system it runs.