Playback Rate changer is a free Chrome extension developed by Amaan Cheval. It falls under the category of Browsers and is categorized under Add-ons & Tools. This extension allows users to easily change the playback rate of HTML5 video elements using keyboard shortcuts.

With Playback Rate changer, you can use the keyboard shortcuts Alt and + to increase the playback speed, and Alt and - to decrease the playback speed of HTML5 audio and video elements. Additionally, pressing Alt and 0 will reset the speed temporarily. This feature is especially useful for those who want to watch videos or listen to audio at a faster or slower pace.

One notable feature of Playback Rate changer is that the speed settings are saved locally for each domain individually. This means that you can customize the playback speed for different websites according to your preference.