Change Audio Speed Online - Free & Private
Speed up or slow down your audio files. Perfect for podcasts, audiobooks, language learning, or music practice. Preview in real-time before exporting. 100% browser-based - your files stay on your device.
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Drop an audio file here or click to browse
Supported: MP3, WAV, OGG, Opus, AAC, M4A, FLAC, WebM, AIFF
Export Settings
Processed locally in your browser
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Speed Options
- 0.5x: Half speed - great for learning
- 0.75x: Slightly slower - easier listening
- 1.25x: Slightly faster - save time
- 1.5x-2x: Fast listening for podcasts
100% Private
All processing happens in your browser. Your audio files never leave your device.
No uploads, no servers, no tracking.
Use Cases
- • Speed up podcasts & audiobooks
- • Slow down for language learning
- • Music practice at slower tempo
- • Transcription assistance
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