TestTube
Welcome to TestTube, our ideas incubator. Test experimental features concocted by YouTube's mad scientists and tell us what you think.
Help us improve
Try out a fresh look for YouTube
This new desktop design highlights your favorite videos and creators while making YouTube easier and more fun to use. We're still working on it, but we can't wait for you to try it out and let us know what you think!
More video for less data
The AV1 video codec provides advanced compression, bringing you smoother streaming in HD and data savings for more video on the go.
Because it is new, streaming AV1 in HD requires a powerful computer, and only some videos have AV1 available at this time.
