Free Audio Reverser
Reverse any audio file and play it backwards. Perfect for sound design — reverse cymbals, noise risers, hidden-message hunts, or just creative fun. Your file never leaves your browser.
Try it instantly:
Recent uploads:
Saved in your browser only · up to 5 tracks (oldest replaced).
Drop audio file here
or click to browse — processed entirely in your browser, never uploaded
MP3
WAV
OGG
FLAC
AAC
M4A
Your file is never uploaded. All processing happens in your browser — nothing is sent to a server. Privacy policy.
—
Audio
Click anywhere on the waveform to set the play position
Reverse Audio Online — Free, Private, No Sign-up
SnipSound's Audio Reverser flips any audio file end-to-end. Drop in an MP3, WAV, OGG, FLAC, AAC or M4A, hear it played backwards instantly, then download the reversed result as a WAV file. Everything happens in your browser using the Web Audio API — nothing is uploaded, nothing is stored.
What creators use a reverser for
- Sound design. Reverse cymbals, reverse reverb tails, noise risers, and pre-impact swells are everywhere in modern film, trailer, and EDM production. Take a regular cymbal hit, reverse it, and you have an instant build-up.
- Sampling and remixing. Musicians often reverse short vocal phrases or one-shot samples to create new textures and hooks. Many famous tracks hide reversed melodic lines in the background.
- Speech and lyric exploration. Curious what a song or spoken phrase sounds like played backwards? Drop it in and find out — no install required.
- Audio puzzles & ARGs. Reversed audio is a common puzzle mechanic. Use the reverser to decode messages hidden in fan content or alternate reality games.
- Educational use. Phoneticians, language teachers, and music students use reversed audio to study symmetry, articulation, and waveform shape.
Why use SnipSound instead of other reversers
- Your files stay on your device. Most online reversers upload your file to a server and delete it “within a few hours.” SnipSound never uploads anything — processing happens locally in your browser.
- No file size limit. Other tools cap uploads at 50–250 MB. Here, the only limit is how much memory your device has.
- No ads, no sign-up, no paywall. Just the tool.
- Visual before/after preview. See the original and reversed waveforms side by side and switch between playback at the click of a button.
Frequently Asked Questions
How do I reverse an audio file?▼
Drop your audio file onto the page (or click to browse), wait a moment while it decodes, then press Play Reversed to preview the backwards version. Click Download WAV to save it.
What file formats can I reverse?▼
Any format your browser can decode — MP3, WAV, OGG, FLAC, AAC, M4A, and others. The tool uses the Web Audio API, which supports the same formats your browser plays natively.
Is my audio uploaded to a server?▼
No. All audio processing happens entirely in your browser using the Web Audio API. Your files never leave your device. See our privacy policy for details.
What format is the downloaded file?▼
The reversed audio is exported as a WAV file (16-bit PCM, same sample rate as the input). WAV is lossless, so the export does not introduce additional compression. You can convert it to MP3 or another format using any audio converter.
Does it work on mobile?▼
Yes. The page is fully responsive and the Web Audio API works on modern iOS and Android browsers. Processing time depends on your device.
Is there a file size limit?▼
There is no hard limit imposed by SnipSound. The effective limit is your device's available memory — reversing very long files (over an hour) on a low-memory device may be slow.