3C Toolbox Pro Apk File Free Download. Are you an addicted android user and root user then you should keep 3C Toolbox Pro in your smartphone, as your phone is like garbage without this app. 3C Toolbox is a combination of different apps functionality and having more easy user-friendly interface. After installing the 3C Toolbox, it’s the app responsibility to monitor, control and automatically fine-tune your device. The feature you will get in the app is special support for devices that have dual battery like LG Quick Circle and Samsung Edge. You can save battery by using it’s battery save and can boost your device. You can explore your storage easily by using 3C Toolbox Pro app file manager. You can monitor and close your tasks while using the app. So download 3C Toolbox Pro App free and start monitoring your device.