Carbide Motion (and Create for that matter) is unlikely to get ported to Android.
There are 3rd party options for it:
Pila / grbl-overseer · GitLab — multiplatform, also runs on desktops
https://play.google.com/store/apps/details?id=in.co.gorest.grblcontroller — GitHub - zeevy/grblcontroller: Compact android mobile application for gcode streaming and controlling a cnc machine with grbl firmware github
https://play.google.com/store/apps/details?id=appinventor.ai_ploy_panmaneecnc.GRBL
https://play.google.com/store/apps/details?id=net.trustfm.android.grbldroid
https://play.google.com/store/apps/details?id=org.csgeeks.TinyG&hl=en
Windows tablets of course work well, and some are fanless — I use a Toshiba Encore 2 Write 10 most of the time when controlling my machines.
CM4 had a network interface which allowed one to use a small computer such as an Intel Compute Stick and to then connect to that over a wireless network connection.