IOS (Apple)
1- Sign-out from your App Store account.
2- Create a new icloud account icloud.com
3- Details will be:
Country: United states
zip Code: 90001
mobile: any random numbers
e-mail: your valid e-mail
4- When you will back to App Store you will ask to activate your account, by insert a credit card (not Egyptian one),
Go to www.credit-card-generator.2-ee.com
press generate and copy credit card details (it's a virual cards and legal way)
5- install YouTube App.:
ios: https://goo.gl/uHbQkB
Android (Samsung for example)
Andrioid: https://goo.gl/h5dnL2