“A barometer sensor could be used by hikers, mountain climbers, bike riders, and enthusiasts who want accurate knowledge into their current altitude,” Gurman reports. “Barometers, via air pressure data, also measure temperature and weather information.”
“The information regarding the next-generation iPhone likely including this sensor comes via Xcode 6 and iOS 8, the latest iPhone software development kit and operating system,” Gurman reports. “The software includes updated CoreMotion APIs that clearly reference the new altitude measuring capabilities.”
Much more in the full article here.