That's an incredibly fast adoption rate.
Either way, this is the fastest adoption rate of any iOS iteration.
The rapid upgrades from the user base had already seen iOS 9 claiming the fastest adoption rate in Apple's history.
This comes after an estimated 12percentt adoption rate in the first 24 hours after the software was launched, and means that iOS 9 now has the fastest adoption rate in Apple history.
Apple's iOS 7 is the most significant change to the operating system for iPhone, iPad and iPod Touch since its launch in 2007, and it has already seen the fastest adoption rate of any version.
Only three years old, Wi-Fi, a once-obscure wireless standard with the ungainly real name of IEEE 802.11, went supernova last year, selling 18 million connections one of the fastest adoption rates of any consumer technology in history.
iOS 6.1 and 6.12 both saw very fast adoption rates from users in U.S. and Canada, according to Chitika, and generally speaking, Apple iOS device owners switch over to the newest OS version pretty quickly, thanks in part to Apple's update mechanism which pushes new software over-the-air to all devices at the same time, regardless of carrier.
Products with clear appeal to an emotional state entice people to express themselves through them faster (read adoption rate).
Some of the fastest Smartphone adoption rates are found in India, Indonesia, Russia, and Mexico.
All those key elements make the iOS adoption rate much faster than the Android or Windows Phone adoption rates.
