Playback Speed Calculator
Know exactly how long any video takes at 1.5x or 2x speed
What it does
PlaybackCalc tells you exactly how long any YouTube video, podcast, lecture, or audiobook will take at a given playback speed — instantly, no sign-up needed. Enter the original duration, pick your speed (1.25x, 1.5x, 1.75x, 2x, or any custom value), and see your real watch time plus minutes saved. Built for students binge-watching lectures, podcast fans short on time, and audiobook readers trying to hit a chapter before bed. 100% free, works in your browser, no data sent anywhere.
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