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SpeakSay

Free Online Reverse Audio Tool

Reverse any audio file instantly in your browser. Perfect for creative effects, music production, and backward speech.

  • Free
  • No sign-up
  • Stays on your device

Why use this tool

Perfect Reversal

Reverses every audio sample precisely using the Web Audio API buffer.

100% Private

Processed entirely in your browser — nothing is uploaded.

Instant Processing

Large files reversed in seconds without any server queue.

WAV Download

Get your reversed audio as a lossless WAV file.

All Formats

Works with MP3, WAV, OGG, M4A, and FLAC.

Creative Effects

Create reverse reverb, backward speech, or music production effects.

Frequently asked questions

Yes — completely free, no account required, unlimited files.

It plays all the audio samples in reverse order, making the audio play backwards. Used for creative effects, discovering hidden messages, or creating "reverse reverb" pre-delay in music production.

Reversed audio is exported as a lossless WAV file.

No. Reversal happens entirely in your browser using the Web Audio API.

This tool reverses audio files only. For video, extract the audio track first using a video editor or our Audio Converter tool.

Popular uses: reverse reverb effect (put reversed audio through reverb, then reverse again for a swell effect), backwards speech effects, lo-fi music production, and sound design.

Need a voice, not just an edit?

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