Websites can’t write to arbitrary places on your FS and the browser has a central way to delete the data that a website can write. Desktop apps can write anywh

Websites can’t write to arbitrary places on your FS and the browser has a central way to delete the data that a website can write. Desktop apps can write anywhere, and what it writes might or might not be a cache, so there’s no way to centrally manage it. Apps like cache-cleaners simply hard-code common cache paths for common apps.