Nope. iOS 5 enabled the JIT for web apps saved to the home screen from Safari (which then open in a full-screen browser app), but not for third-party native ap

Nope. iOS 5 enabled the JIT for web apps saved to the home screen from Safari (which then open in a full-screen browser app), but not for third-party native apps that use UIWebView: "One caveat, though, is that third-party apps that load webpages in a WebKit view still won't take advantage of Nitro's fast JIT execution." http://arstechnica.com/apple/2011/06/ios-5-brings-nitro-speed-to-home-screen-web-apps/ http://arstechnica.com/apple/2011/06/ios-5-brings-nitro-spee...