save video from youtube to iphone

YouTube is one of the most popular platforms for you to watch various videos, such as movies, music videos, gameplays, tutorials, and so on. However, there is no option to download a video from YouTube. It is inconvenient for you if you want to review the video without the Internet on your iPhone. In case you really need to save the video for offline watching, here are two methods to show you how to save video from YouTube to iPhone: