Audio Speed Changer

Adjust Audio Playback Speed & Pitch

Upload your audio file and adjust playback speed, pitch, and volume with real-time preview.

Upload Audio File

Use Cases

  • Speed up podcasts & audiobooks
  • Slow down music for learning
  • Adjust lecture recordings
  • Practice language learning
  • Transcription work
  • Music practice & training

Features

  • Real-time speed adjustment
  • Pitch preservation option
  • Volume control
  • Preset speed buttons
  • Progress bar with seek
  • Time display
  • Time saved calculator
  • Multiple audio formats

How It Works

Speed Control:

Adjusts playback rate from 0.25x to 3x without affecting pitch (when enabled)

Pitch Preservation:

Maintains original audio pitch even at different speeds

Real-Time Preview:

Hear changes instantly as you adjust settings

Tips & Best Practices

  • Start with 1.25x for comfortable faster listening
  • Use 0.5x-0.75x for learning complex material
  • Enable pitch preservation for natural sound
  • Adjust volume if audio becomes too quiet/loud
  • Use preset buttons for quick speed changes
  • Check time saved to optimize your listening