Apple doesn't support a lot of modern web api or the api they provide is crippled. just few examples: there is no full screen mode Web api on iPhone - only on

Apple doesn't support a lot of modern web api or the api they provide is crippled. just few examples: there is no full screen mode Web api on iPhone - only on ipad - games pretty much require those. There is no web push notification support on ios - only on desktop safari.