Flash is entirely banned on all of Apple’s mobile platforms (iPhones, iPods and iPads) for several reasons. Check them out below.
Flash is huge and heavy – Viewing Flash content consumes a high CPU percentage and slows down the loading time of a web page. Very particular about positive customer experience, Apple wants smooth and intuitive performance, not jumpy and slow.
Flash is buggy, unstable and insecure – Apple CEO, Steve Jobs, mentions that Flash is the primary reason Macs crash, and that it has a terrible security record, as per Symantec. Adobe hasn’t done much to fix these issues for many years now. Apple doesn’t want to risk the stability and security of its mobile devices by ruling out Flash.
Flash quickly depletes battery juice – A video running on a Flash player only gives 5-hours of battery life. But watching it with an H.264 decoder (an industry standard that Apple, Google (YouTube) and other companies use), offers 10-hours of play time. If websites adopt H.264 format on their videos, they can totally forego Flash.
Flash is unfit for touch-screen devices – Flash was created for PCs using mouse, not for touch-screen devices using fingers. Used by several Flash-based websites, there’s no concept of “rollovers