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
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