OGG to MP3 Converter – Free, Fast & Private
Convert OGG Vorbis audio to MP3 locally in your browser — your files never leave your device
How to convert OGG to MP3
Choose or drag in your OGG file — nothing is uploaded, it stays on your device.
Conversion starts instantly — the audio is extracted and encoded to MP3 right in your browser, with live progress.
Download your MP3 file.
Everything happens right here in your browser: your file is converted locally on your device with WebAssembly FFmpeg and is never uploaded to any server. Because there is no upload, there is no practical length limit either — multi-hour recordings and files up to 8GB convert just fine, and even a huge file starts instantly. Read more: how in-browser conversion works →
About OGG to MP3 conversion
OGG is the open format you meet in game audio, Audacity exports, Linux music libraries and messaging apps that ship voice notes as .ogg. It is a perfectly good codec with one practical problem: Apple devices, most car stereos and plenty of upload forms simply do not recognise it.
Converting to a 192kbps MP3 fixes that everywhere at once, and here the conversion happens on your own device with WebAssembly FFmpeg. Voice notes in particular tend to be personal — nothing is uploaded, so they stay on your machine.
Frequently asked questions
Apple has never shipped OGG Vorbis support in iOS, macOS or the Music app. Android and desktop browsers handle it, Apple does not — which is why converting to MP3 is usually the shortest path to a file that plays on everything.
Yes. Messaging apps commonly export voice messages as OGG (Vorbis or Opus inside an Ogg container); both are decoded here and written out as MP3, so they can go into a transcription tool, a podcast app or an email attachment.
This is a lossy-to-lossy conversion, so in principle yes, but at 192kbps MP3 the difference is inaudible in normal listening for speech and almost all music. Keep the OGG if you want an archival master.
No. The conversion runs entirely in your browser using WebAssembly (FFmpeg). Your recording never leaves your device — that is also why there is no upload wait, no queue and no file-size pricing. For personal recordings, lectures and meetings this matters more than anywhere else.
Up to 8GB on desktop browsers and 2GB on mobile — big enough to pull the audio out of a multi-hour lecture or meeting recording. There is no limit on the number of files, no signup and no watermark.
192kbps, which is transparent for speech and very close to transparent for music. The audio stream is decoded once and encoded once — there is no extra generation loss from server-side re-processing.
Yes — completely free and unlimited, with no watermark, signup or daily quota. Because the conversion runs on your own device instead of our servers, there are no processing costs to charge for.
Yes. It runs in any modern browser — Chrome, Safari, Edge or Firefox — on Windows, macOS, ChromeOS, Linux, iOS and Android. There is nothing to install.
Audio-only work is fast: there is no video to re-encode, so even the soundtrack of a long video converts in well under real time. Files whose audio is already MP3 are rewrapped without re-encoding and finish in seconds.