1: Download "Tubemate.apk" file (CLICK HERE) Mirror Link [Download]
2pen This File and Install It.
3: Open Tubemate app from your mobile.
4: Open Youtube Video.
5: Click On GREEN DOWN ARROW sign on your video.
6: Select your required format of youtube video.
7: Save your video.
8: Enjoy your downloading youtube video via tubemate app on your android phone.