Slow Down Audio
Slow down audio online for free. Decrease the playback speed from 0.75x to 0.25x while preserving pitch. Perfect for music learning and transcription. No registration, fully browser-based.
About Slow Down Audio
Slow Down Audio is a free online audio tool that processes your audio directly in the browser. Upload an audio file and get results instantly — no server upload, no waiting, complete privacy.
All processing happens locally using modern web technologies. No registration required. Browse all 32 audio tools for more capabilities.
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OpenWhat Our Users Say
Trusted by creators and professionals worldwide
“Audio editor — sped up my lecture recordings for quick revision. Saved me hours of study time!”
Lucas Anderson
Student“Sound processing — slowed down an interview for transcription. Voice stayed crisp and clear!”
Owen Foster
Content Creator“Audio online free — slowed down an audiobook for my students. No downloads needed at all!”
Aria Collins
Teacher“Sped up the audiobook to 1.5x — now I can listen to more in the same amount of time.”
Nathan Brooks
Student“Slowed down a lecture for note-taking — every word is now perfectly clear. Works great!”
Kevin Nguyen
Podcaster“Convenient speed adjustment — from 0.5x to 3x. I use it every day for audio work.”
Marcus Hall
FreelancerFrequently Asked Questions
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