At today’s iPhone 5 event, Apple announced that its iOS 6 software update will be coming to the iPhone 3GS, iPhone 4, 4S and iPhone 5 on September 19th.

The iPhone 5 was introduced alongside price drops for the other devices in Apple’s lineup.

The pricing of the iPhone 5 stays the same as the iPhone 4S and it is available for pre-order immediately in 9 countries, with more available on the 28th. That’s $199 for 16GB, $299 for 32GB, and $399 for 64GB, along with 2-year carrier contract.

The initial countries are US, canada, UK, france, Germany, Australia, Japan, Hong Kong and Singapore, with 21 more following on the 28th.

The iPhone 4S drops to Free and the iPhone 4S drops to $99. The iPhone 3GS has been discontinued. All of the current devices will get the iOS 6 update. No mention was made of the iPhone 3GS but Apple did say that it would get it back in June.

A host of live blogs of today’s event including GDGTThe VergeEngadget and Macworld are available.

 Apple announces iOS 6 will be available on September 19th for iPhone 4, 4S and iPhone 5