1. Normal Users;
This method is for all those who just want to watch videos on YouTube and want to unblock YouTube only for watching videos. All those people are requested to open any of the following website.
www.kproxy.com

Inside the box just write down YouTube.Com and press Enter button, YouTube will be open and you can browse/download videos from YouTube on your normal speed. In these methods you cannot login to your YouTube Account.

2. YouTube Video Downloaders;
This method is for all those who want a maximum speed of download for YouTube videos, they are requested to open the following website.
www.hotspotshield.com and download the software (free) after installing the hotspotshield enable the software and browse for YouTube videos.
In this method you will be able to login to your YouTube account and can watch YouTube videos without any problem of speed. You will get the maximum speed for download that you have. In this method you cannot upload videos to your YouTube account.

Link Her : https://play.google.com/store/apps/details?id=hotspotshield.android.vpn&hl=en

Download and install in your Android mobile

3. YouTube Video Uploaders;
This method is for all those who want to upload videos to their YouTube account. Simply logon to www.spotflux.com and download the spotflux. After installing enable the software and start uploading videos to your YouTube account. Please do not download videos using this method because it reduces the speed upto 3 times than your original one, but so far the best way to use for uploading videos to YouTube Account where YouTube is blocked.

IMPORTANT: Someone has commented that his/her connection was terminated by PTCL, I am using these proxies for last two years since YouTube and Facebook was firstly blocked in Pakistan by PTA.