Termux

Termux is an Android terminal emulator and Linux environment app that works directly with no rooting or setup required. A minimal base system is installed automatically - additional packages are avail
  1. Download and Install the Termux app in the Playstore.

2. Run the app and install the SSH for the program by typing:

pkg install openssh

3. Setup your instance in the different cloud providers.

4. Connect your instance by using the Termux app and use the following command:

ssh root@<INSTANCEIPADDRESS>

5. Click "yes" for authentication and retype again the command to access your instance. After that, type the unique password associated with your instance that comes from your cloud provider.