A free app for Android, by 3c.

The must-have CPU control app for root users was developed in response to widespread demands and is called 3C CPU Manager. A rooted device is necessary for 3C CPU Manager to provide a user-friendly yet effective interface for managing CPU and GPU configurations.

Features:You may customize the app to your preferences thanks to its highly configurable UI.All Highly Configurable Widgets, from a straightforward gauge to more intricate data displays and historical visualizations, are resizable.displays a summary of the frequency and CPU/GPU loadsProvides visual representations of CPU/GPU loads, frequencies, and temperatures Control the CPUs up to 16 cores.Set the governors’ parameters.See the table of frequency usageConfigure a specified screen off setting.Creates various profiles that may be changed using a launcher shortcut or notification.Widgets that display CPU/GPU data (1×1 text and gauge are freely customizable)