tomayac’s Twitter Archive—№ 18,052

@TheRealNooshu It might be Safari, the actual browser, vs. SFSafariViewController, the default in-app browser used, e.g., by the Twitter app (different from customizable WKWebView, used, e.g., by the Facebook app). Both use an identical user agent. See research.google/pubs/pub46739/ for the details.