IPhone OS 1

iPhone OS 1
Version of the iOS operating system
	iPhone OS 1 running on an original iPhone
Developer	Apple Inc.
Source model	Closed, with open source components
Initial release	June 29, 2007
Latest release	1.1.5 (4B1) / July 15, 2008
Update method	iTunes
Platforms	iPhone (1st generation); iPod Touch (1st generation)
Kernel type	Hybrid (XNU)
License	Proprietary software
Succeeded by	iPhone OS 2
Official website	Apple - iPhone at the Wayback Machine (archived June 7, 2007)
Support status
	Obsolete, unsupported

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iPhone OS 1 is the first major release of iOS, Apple's mobile operating system. It was succeeded by iPhone OS 2 on July 11, 2008.