Basic Requirements:
1 - Jailbroken iPhone/iPod/iPad
2 - Open Cydia and Install OpenSSH [ Default Password: alpine ]
Method 1:
SSH into iPhone using Bitvise Tunnelier [ Windows ] or Cyberduck [ MacOS]
Copy .deb files into tmp folder and run the following command:
dpkg -i/tmp/name.deb where the name is the name of the app you want to install
After installation you can delete the .deb file
Method 2:
SSH your iPhone and go to /var/root/Media/Cydia/AutoInstall
Copy the .deb file there and just reboot your device.
How to Install Deb files
5:01 AM
Cydia