I use the WhatsApp Web PWA and it allows me to have a dedicated window/app for it?
Sure it's a little quirky at times (eg it closes if the browser restarts for update) and it doesn't have a system tray icon, but aside from that, it behaves like a separate app.
Sure it's a little quirky at times (eg it closes if the browser restarts for update) and it doesn't have a system tray icon, but aside from that, it behaves like a separate app.