iOS

From Cocoapedia

iOS (known as iPhone OS prior to June 2010) is Apple's Mobile Operating System running on iPhone, iPod touch, iPad, and Apple TV devices.

[edit] BETA Versions

• iOS Dev Center
• 4.2 BETA 3 released on Oct 12, 2010 [1]
• 4.2 GM released on Nov 1, 2010
• Revision of the 4.2 GM for iPad released on Nov 12, 2010 - A suspected WiFi bug had to be corrected
• 4.2.1 GM released on Nov 18, 2010 even before 4.2 went live
• 4.2.1 was released to the public on Nov 22, 2010