How to install cydia without jailbreak

 In order to install Cydia you no longer need jailbreaking. It is a kind of

complicated process, but still installing iOS is 100% legal. Though,

Apple is still fighting for Jailbreaking and Cydia installation saying that

it is illegal. It is 100% safe and almost every jailbreak application is

approved on Cydia. There are different methods available for installing

Cydia without jailbreak. In order to know how to install you should follow the steps mentioned below.

Note! this has been tested on iphone 4 only. 

 Steps to Install Cydia without

Jailbreak 2013 

1. Connect you iOS device to the computer and activate WiFi options with a valid IP assigned to both the devices. 

2. Ensure that your phone is connected to the SFTP program. You

can search for WinSCP on Windows. Use this program in order to

SSH in your iOS devices. 

3. Enter “Host Name” under the iDevice. The IP address can be found under the WiFi settings of your iOS device. Then all you

need to do is fill the field as Username: “root” and Password:

“alpine”. Then hit the login button. Now you will be able to SSH to your iOS device. 

4. Click the terminal icon inWinSCP. In order to find the Cyberduck, all you need to visitUtilities > Terminal

 5. Now enter the username and password to type “ssh

root@your.idevice.ip.address.” 6. As soon as you visit the terminal, all you need to do is enter the

current Cydia program in order to install iDevices. Use this

command apt-get remove cydia 7. Useapt-get install cydia command to reinstall the app without jailbreaking your iOS device. I hope, you are now aware about the simple steps that need to know in

order toinstall Cydia without Jailbreaking.  In case of any queries, you can leave comment below. All the best and enjoy tons of

Tweak and Utilities from the Cydia app store. If you still cant install cydia with dis method, you can try other methods here 

http://www.beingtricky.com/how-to-install-cydia-without-jailbreak/

Or  drop your comments, so That others who has other means can assist you.

-Source: http://www.techtup.com/how-to-install-cydia-without-jailbreak/