Use ‘Stickmount Pro 3.33 APK’ for both processes ‘Mounting & Dismounting’ USB sticks on any smartphone e.g. Galaxy Nexus, Nexus 10, etc. Important Note: It can work on all types of devices, but it was specially designed for ‘ Nexus Devices’.
Click link below and make this efficient apk app part of your Android smartphones. It can work with work with all file systems e.g. ext2/3/4 and fat/fat32 & vfat.
Two features added newly into this Android program, first, systemless and easy SuperSU compatibility & mount cleanup option. Installer APK
What’s New Stickmount Pro 3.10 APK:
App Name: [root] StickMount
Package Name: eu.chainfire.stickmount
File Size: 88k
Age Range: Everyone
Requires Android: 4.0 and up
Official Website: https://www.chainfire.eu/