Current status of Cydia download iOS 10.2.1
As mentioned above, the CydiaPro tool can be used to download Cydia iOS 10.2.1 tweaks and apps for free. The tool already released to the public for use and can be used to download Cydia iOS 10.2.1 directly on compatible Apple devices. In fact, this is not a jailbreak method. But it works as a tool to download Cydia in untethered. So use CydiaPro 10.2.1 for downloading Cydia iOS applications is better than expected for the iOS 10.2.1 jailbreak.
This latest CydiaPro update supports the download Cydia on all iOS versions, including iOS 10.2.1 and devices later iPhone 4S. Best of the compatibility of the devices is that the CydiaPro can be used to download Cydia on iOS 10.2.1 running iPhone 7 plus, 7, iPhone 6S plus, 6S, 6 plus and 6 devices. So, now you can install Cydia iOS 10.2.1 on all Apple devices without any problem.
Recent Cydia Substrates
SaurikIT updated their Cydia bundles again up to Cydia 1.1.28 substrate. It mainly focused iOS 10.2.1 Cydia download. Now you can buy all the Cydia applications with CydiaPro as Cydia v1.1.28 apps including Barrel, iFile, ForceInPicture, PowerDown, TetherMe, Horseshoe, Noctis, Eclipse 4 Cream 2, Littlemoji are some of the current changes contained in Cydia download iOS 10.2.1.
Anyway, for now, you can download Cydia iOS 10.2.1 apps for your device. No doubt, in the download Cydia with CydiaPro. You can use it without errors. It is not difficult as jailbreak. So you do not need to have any experience in download Cydia before. Anyone can download Cydia with this. So enjoy Cydia download iOS 10.2.1 with CydiaPro.