Where can I find my Cydia account number?
Looking for your Cydia account number? If your iPhone is jailbroken and you have purchased apps on the Cydia store you can easily find the account number associated with your device. First open the Cydia app store and navigate to the main Cydia tab.
Scroll down and touch Manage Account. You will be prompted to login using Google or Facebook.
After logging in the Account page appears. At the bottom of the page you will see your Cydia Account number listed in grey.