If a company is going to be gating their API behind some proprietary shovelware anyway, I would rather they write it in a plaintext scripting language (JavaScript) that runs inside a free software virtual machine (Firefox) which lets me intercept and control it.
*Yes, "program". How I hate "apps". Perverse term.
Companies continue to encroach on what should be basic freedom to do network management. It's entirely intentional; to the point that I've about accepted there's a high-level of society push to enact as many barriers to reasonable liberty as humanly possible, all in the name of "Public safety" or some other transparent on further examination excuse.
And as you are already on to, not all web apps are cloud. What can be on-device webpages (e.g. routers) should be.