The Apple has released iPhone 5S with iOS 7, as they promised on September 18th of 2013. Now, it is available iOSs 7.1.0, 7.0.6, 7.0.5, 7.0.4, 7.0.3, 7.0.2 & 7.0.1 only. Apple has released iOS 7.1.0 as the latest released for the public. As i think, this is the more valuable iDevice from all the devices than ever. There are available many new feartues such as Super HD camera and screen, Dual LED flash, Better battery with long life, NFC, Possible updates include an IGZO screen for Retina+, 4” IGZO screen, 652 pixels per inch (2272*1280), 128 GB storage, Wireless charging
It is based on new A7 chip, iPhone 5S has came with 3 colors. It is little bit similar in the iPod touch model as I think. So, there are available many new software and hardware features with iOS 7+.
Now, you can jailbreak iOS 7.0.6 as well with the new Evasi0n version of Evasi0n 7 1.0.7. Now, it is available Cydia for almost all iOS versions, which is available on your iPhone 5S such as iOSs 7.0.6, 7.0.5, iOSs 7.0.4, 7.0.3, 7.02 & iOS 7.0.1, besides iOS 7.1.0. Even if, it is not available iOS 7.0.0 on the iPhone 5S, it also can jailbreak with Evasi0n 7 1.0.7 tool. Windows and Mac users can jailbreak this to install Cydia. Here are the links for both Windows and Mac users of the new Evasi0n 7 1.0.7 guides. We recommend you not to update up to iOS 7.1.0 yet. Course, it is not available Cydia yet.
So, enjoy with Cydia.