Playback Speed Calculator
Calculate new video/audio duration based on playback speed and see time saved.
0s
Estimated Time
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Overview
The Playback Speed Calculator helps you determine the actual time it will take to watch a video or listen to audio content at different playback speeds. It also shows you how much time you will save (or lose) compared to watching at normal (1x) speed.
Use Cases
Estimating how long a lecture or tutorial will take at 1.5x or 2x speed.
Planning study sessions or content consumption time more effectively.
Calculating time saved when listening to podcasts or audiobooks at faster speeds.
Understanding the impact of slower speeds (e.g., 0.5x) for detailed analysis or transcription.
Comparing time differences between various playback speed options.
How It Works
Enter the original duration of the content in hours, minutes, and seconds. Then, input the desired playback speed (e.g., 1.5 for 1.5x, 2 for 2x). You can also use the preset speed buttons. The tool calculates the total original duration in seconds, divides it by the playback speed to get the new duration in seconds, and then converts this new duration back into hours, minutes, and seconds. The time saved is the difference between the original and new durations.
Tips for Better Usage
Ensure your input for hours, minutes, and seconds are positive numbers. Minutes and seconds should ideally be less than 60 for standard input, but the tool will normalize it.
Playback speed must be a positive number. A speed of 1 means normal speed, less than 1 is slower, and greater than 1 is faster.
The "time saved" can be negative if you choose a playback speed less than 1x, indicating it will take longer.
Use the preset buttons for common speeds, or type a custom speed directly.