Video Speedifier
Control video speed playback
About
Adjust the playback speed of any video directly within your browser. Offers precise control with a slider and customizable presets, allowing you to speed up or slow down content on various platforms.
What's New in Video Speedifier
1.1.2
July 8, 2026
- Visual rebrand, Liquid Glass
Developer apps
FAQ
What devices does Video Speedifier work on?
Video Speedifier is available for Mac, iPhone, and iPad. It functions as a Safari extension, allowing you to control video speed directly within the browser on these devices.
How fast can I make videos play with Video Speedifier?
You can adjust video playback speed from 0.1x up to 5x using Video Speedifier. It also features an 'Overdrive' mode for even faster playback options.
Does Video Speedifier work on all video websites?
Video Speedifier is designed to work on most video players, including YouTube, Netflix, online courses, and Twitch. It intelligently handles dynamic and embedded videos, even those that attempt to reset speed.
Is Video Speedifier free to use?
Yes, Video Speedifier is completely free to download and use. There are no in-app purchases or subscription fees required.
How often is Video Speedifier updated?
The latest version of Video Speedifier is 1.1.1, which was last updated on June 17, 2026. Updates typically include improvements and bug fixes.
What is the age rating for Video Speedifier?
Video Speedifier has an age rating of 4+. This indicates it is suitable for users of all ages.
Does Video Speedifier have ads?
No, Video Speedifier does not contain advertisements. It offers an ad-free experience for users.
How do I install Video Speedifier?
Installation is simple: download the app, enable Video Speedifier in your Safari Extensions settings, and the toolbar icon will appear when you need it.