[CodeJockey]

Even if they host their own site on their own servers, we won't be able to have an app for any propriety platform. At best you may be able to use a web browser to access their (P_arler) program. bbbb

Even then, Google, Microsoft and other browser developers can easily block access to their (Parler) URL.

Exactly like they do in China now.

[Campion]

There are free & open source web browsers, you know. They won’t be blocking anything. A browser that blocked something could be trivially defeated with port-forwarding software anyway. That software already is included in Windows. (The program is “netsh”, if you’re interested.)