Yesterday there were rumors that the next beta version of iOS 7 will be released next week, and another 6 firmware will be the last before the launch of the Golden Master version. But tonight, Apple has unexpectedly released iOS 7 beta 6 and you can download it using direct links without Apple developer account and even UDID registration. As with iOS 7 beta 5 you will get DMG files of the new beta. Then you can transform it into IPSW and install on your gadget. In the description on the website for the developers said that the new version improves the safety of the users of iTunes in the Cloud:

This update addresses an issue with iTunes in the Cloud, where some purchases may download or play unexpected items.

Now you can test it yourself by downloading iOS 7 beta 6 using direct links below: iPhone 5 Model A1428 iPhone 5 Model A1429 iPhone 4S iPhone 4 GSM Rev A, 8 Гб iPhone 4 GSM iPod touch 5G iPad 4 Model A1458 iPad 4 Model A1459 iPad 4 Model A1460 iPad mini Model A1432 iPad mini Model A1454 iPad mini Model A1455 iPad 3 Wi-Fi iPad 3 Wi-Fi + Cellular (GSM) iPad 3 Wi-Fi + Cellular (CDMA) iPad 2 Wi-Fi (Rev A) iPad 2 Wi-Fi iPad 2 Wi-Fi + 3G (GSM) iPad 2 Wi-Fi + 3G (CDMA)