Techradar posted a roundup of the latest iPhone 5S rumors

The iPhone 5 may still be fresh out the oven, but whispers have already begun to surface that an iPhone 5S successor could go into production as early as next month.

The early arrival of the iPad 4 and the iPad mini - just eight months after the release of the iPad 3 in March - has meant that Apple still has the ability to surprise and we could well see an iPhone 5S appear earlier than expected.

  In Depth: iPhone 5S release date, news and rumours