Is there a service about as cheap as Backblaze, but lets you use your own backup client, and doesn't limit which file types you can backup? I would love to fin

Is there a service about as cheap as Backblaze, but lets you use your own backup client, and doesn't limit which file types you can backup? I would love to find something that gave me a remote Linux account (even on a shared host), where I can put my home-grown backup package, and a half TB or so of storage.