Audiobook Speed Calculator
Calculate listening time or required speed — clean, modern, and embeddable.
Original Duration
Tip: You can paste something like 12:30:00 into Hours to auto-split.
Playback Speed
1.20×
Original Duration
Target Finish Window
Provide either a duration window (in hours) or a specific deadline.
Results
Adjusted Listening Time
—
Time Saved
—
Finish By (if start now)
—
Required Speed
—
Quick Reference
Common speeds vs. adjusted time (based on your original duration).
| Speed | Adjusted Time | Saved |
|---|