Ableton Forum

Correct. I use the midi 4+ It works great

Link works across multiple computers, iPads, etc, as long as they are connected to an ethernet] or Wi-Fi network, and those devices are running apps that support Link.

Right, link probably works for a lot of instances and applications but not for mine. So everyone..... link is easy and it may work for you, and it doesn't cost anything. But if link doesn't work for your application there is another option.