Nothing at all, as long as you don’t mind the unreliability of a single server. (I am the author of Compose.) Honestly though, I would probably use Heroku for

Nothing at all, as long as you don’t mind the unreliability of a single server. (I am the author of Compose.) Honestly though, I would probably use Heroku for deploying little apps like this. The Compose CLI’s sweet spot is development environments. Edit: There are even official docs for this https://docs.docker.com/compose/production/ https://docs.docker.com/compose/production/