DefHat is a Linux basic console for Android without the need for root access (Root).
You can install busybox; If you are not a privileged user, you can use the following command in the console:
export PATH=/data/data/busyboxapp*/files/bin:$PATH
Download an application * from busybox and put the PATH address there. You can also download busybox or a full linux directory at '/data/data/com.defhat.phcomm/files/path*' and run the console from there for apt, sudo or pkg deb functions.