Bypassing Apple's onerous restrictions on game streaming apps on the iOS App Store, including individual game certification and approval, NVIDIA recently launched a beta version of its GeForce Now service as a web app for the Safari browser.
https://www.notebookcheck.net/NVIDIA-bypasses-Apple-s-streaming-restrictions-by-launching-GeForce-Now-as-a-Safari-web-app.505221.0.html