Fast Video Speed for Safari のアプリ分析 1月9日

[Fast Video Speed] is a Safari extension which enables you to change the video play speed on any sites instantly. Your time is valuable. Save time and increase productivity by speeding up video playback. - Change video playback speed on any site like Netflix, Youtube and Twitter. - Change video playback speed instantly. - Supports video play speed from x0.1 ~ x16.