Audio Reverser
Reverse audio playback
Click or drag audio file here
MP3, WAV, OGG, FLAC, WebM, M4A
What Is an Audio Reverser?
An audio reverser plays and saves an audio recording backwards. Reversing audio is a popular creative effect used in music production, sound design, and audio experiments. From reversed cymbal sweeps in songs to eerie backward speech effects in films, reversing audio opens up a world of creative possibilities. Tooliva's free online audio reverser processes your files entirely in the browser.
Why Use Tooliva's Online Audio Reverser?
Reversing audio in professional DAW software requires importing, processing, and exporting — a multi-step workflow. Tooliva simplifies it to a single click. Upload your audio, hit reverse, and download the result. The tool uses the Web Audio API for fast, accurate sample-level reversal with no quality loss. Everything runs in your browser for complete privacy.
How to Reverse Audio Online
- Upload your audio file by dragging it into the tool or clicking to browse.
- Click Reverse and the tool will process the audio instantly.
- Preview the reversed playback and download the reversed audio file.
Key Features
- Sample-level accuracy — reverses audio at the sample level for precise results
- Instant preview — listen to the reversed audio before downloading
- Lossless output — no quality degradation during the reversal process
- Browser-based — no software installation required
- Free with no watermarks — unlimited reversals
Common Use Cases
Music producers reverse vocal tracks for psychedelic and electronic music effects. Sound designers create reversed cymbal swells and reverse reverb transitions. Film editors use backward audio for dream sequences and flashback scenes. Content creators add reversed effects to podcasts and YouTube videos. Audio students study reversed waveforms for educational purposes.
Frequently Asked Questions
Q: Does reversing audio change its quality?
No. Reversing is a lossless operation that simply rearranges audio samples in reverse order. The output quality is identical to the input.
Q: Can I reverse only part of an audio file?
Use the Audio Trimmer to cut the section you want, then reverse the trimmed clip.
Q: What formats can I reverse?
Tooliva supports WAV, MP3, OGG, and M4A input formats. The reversed output is saved as a WAV file.
Q: Is my audio uploaded anywhere?
No. All processing happens in your browser. Your audio files never leave your device.