Apple's iOS 7 went through its usual beta stages, then followed the Golden Master release, and as planned, today the new iOS will be seeding to those with iPhone 4, 4S and 5, iPad 2, 3, 4 and mini, as well as the iPod 5th generation. The update is coming in two ways - you can get it over the air through the dedicated menu in your iDevice or by connecting it to iTunes. Those enrolled to test...
Source: http://www.gsmarena.com/ios_7_comes_out_today_over_the_air_and_through_the_itunes-news-6818.php