Cydia is great application software install for iPhone, iPad and iPod touch, other Apple application Apple TV and Apple watch waiting for install this amazing, cydia developed by Jay Freeman (Saurik), actually cydia is an app store for Apple devices.
If Cydia download and install for your iphone, iPad and iPod touch, cydia not available app store or some web site, you have some special method and you need jailbreak your iDevices, there are available some jailbreak tool for jailbreak and cydia download for iPhone, ipad and iPod touch , you can get step by step guide how to use jailbreak tool , that tool relative with iOS versions.
Some developer publish some method cydia download without jailbreak iDevice , don’t follow like above method it should be fake cydia it may be harm to your iPhone, iPad or iPod. Do not wary you can get guide for your selected versions using below link.
iPhone 7 Plus / iPhone 7, iPhone 6S Plus / iPhone 6S, iPhone 6 plus / iPhone 6,
iPhone SE, iPhone 5S, iPhone 5C, iPhone 5, iPhone 4S, iPhone 4
iPad Pro 9.7-inch , iPad Pro 12.9 inch, iPad Mini 4, iPad Air 2 / iPad Air, iPad Mini 3, iPad Mini,
iPad 4th Gen, iPad 3rd Gen, iPad 2, iPad Mini 2.
iOS 10.3.3, iOS 10.3.2, iOS 10.3.1,
10.2.1, 10.1.1, 10
iOS 9.3.3, 9.3.2, 9.2.1, 9.2, 9.1.0, 9.0.2, 9.0.1, 9.
iOS 8.4.1, 8.4, 8.3, 8.2, 8.1.3, 8.1.2, 8.1.1.
iOS 7.1.2, 7.1.1, 7.1.0, 7.0.0
iOS 6.1.6, 6.1.5, 6.1.4, 6.1.3, 6.1.2, 6.1.1, 6.1, 6.0.2, 6.0.1, 6.0.0.
iOS 5.1.1, 5.1.0, 5.0.1, 5.0.0.
if you need more information click cydia download for your iDevice with your versions.