Download Kali rootless on any Android.

First install termux and vnc viewer off the playstore. Next go to termux and type.

termux-setup-storage

pkg install wget

wget -O install-nethunter-termux https://offs.ec/2MceZWr

chmod +x install-nethunter-termux

./install-nethunter-termux

https://www.kali.org/docs/nethunter/nethunter-rootless/