Metastream is described as «allows you to watch internet videos with friends. It synchronizes media on websites so you can watch together» and is a popular watch videos together tool in the video & movies category. There are more than 25 alternatives to Metastream for a variety of platforms, including Online / Web-based, Windows, Mac, Google Chrome and Linux. The best alternative is OpenTogetherTube, which is both free and Open Source. Other great apps like Metastream are StreamParty, Syncplay, Watch2Gether and Hyperbeam.Metastream alternatives are mainly Watch Videos Together Tools but may also be Group Chat Apps or Video Chat Apps. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Metastream.