OGV to OGA Converter

OGV to OGA Converter

OGV is the Ogg video container — usually Theora video paired with a Vorbis audio track. OGA is the Ogg audio container, holding the sound only. Converting OGV to OGA pulls the audio out of the video and writes it to an audio-only .oga file; the Theora video is discarded. Because the audio inside an OGV is normally already Vorbis, the result is essentially the same audio re-encoded into an audio-only container — no video, and no quality gained.

OGV Format at a Glance

OGA Format at a Glance

How to Convert OGV to OGA

1. Upload Your OGV File: Drag and drop your .ogv file onto the page or click "+ Add Files." You can queue several files and convert them with the same settings.
2. Pick Codec and Quality Preset: Leave the codec on Vorbis to keep the format Ogg-native, or choose another. Set the Quality Preset (Highest by default) to balance file size against fidelity.
3. Set Bitrate or Trim (Optional): Switch between Constant, Variable, or Custom Bitrate, adjust Audio Sample Rate and Audio Channel, or use Trim to keep only part of the audio.
4. Convert and Download: Click "Convert" and download your .oga file. No sign-up, no watermark. Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically after a few hours.

Frequently Asked Questions

Does converting OGV to OGA lose audio quality?

Extracting the audio always re-encodes it, so keeping the codec on Vorbis is a lossy-to-lossy step: quality can only stay close or drop, never improve. Because the source Vorbis is already lossy, match or exceed its bitrate to keep the added loss inaudible. To preserve as much fidelity as possible, keep the codec on Vorbis and the Quality Preset on Highest.

Is there any video in the OGA output?

No. OGA is an audio-only container. The Theora video track in the source OGV is discarded; only the sound is written to the .oga file. If you need the picture as well, keep it as video — convert OGV to MP4 or WebM instead.

What is the difference between OGA and OGG?

Both are Ogg containers. Since 2007, Xiph.Org recommends .ogg for Vorbis audio specifically and .oga for Ogg audio that may use other codecs (FLAC, Opus, Speex). In practice many players treat them interchangeably; this tool writes .oga and can output Vorbis or other audio codecs inside it.

Will an OGA file play everywhere?

Vorbis-in-OGA plays in Chrome, Firefox, Edge, and Opera, and in Safari 18.4 and later (partial support from 14.1). It is not supported in Internet Explorer and was historically patchy on older Apple software. For the widest compatibility — including older phones, smart TVs, and editing apps — convert OGV to MP3 instead, since MP3 plays almost everywhere.

Why is Theora not playable in current Chrome?

Chrome disabled Theora by default in version 120 and Google removed the video codec from Chromium in 123 (March 2024), citing low usage and security concerns around legacy media decoders; Firefox disabled it by default in 126. The Ogg container and Vorbis audio were not affected by that change — which is partly why moving the audio into a plain .oga keeps it usable even after Theora playback disappears.

Can I trim or down-sample the audio while extracting it?

Yes. In our testing, expanding the options exposes Trim (start and duration), Audio Sample Rate, and Audio Channel controls alongside the bitrate modes, so you can clip a section, drop a 48 kHz track to 44.1 kHz, or fold stereo to mono in the same conversion pass.

What if I want a plain MP3 instead of OGA?

Use the dedicated OGV to MP3 converter, which extracts the same audio track but encodes it to MP3 for maximum device compatibility. If you already have an .oga and want MP3, convert OGA to MP3 does the audio-to-audio step directly.

Can I output FLAC or Opus in the OGA instead of Vorbis, and would FLAC make it lossless?

Yes — the codec selector lets you write the .oga with FLAC, Opus, or other codecs instead of Vorbis. FLAC is a lossless codec, so a FLAC-in-Ogg file preserves every sample it is given without further loss. But that does not undo earlier loss: if the source OGV's audio is Vorbis (lossy), it was already compressed, and re-encoding to FLAC only freezes the current quality into a larger, lossless-from-here file — it cannot restore what Vorbis discarded. Opus is the modern lossy choice and is more efficient than Vorbis at low bitrates. Pick Vorbis to stay Ogg-traditional, FLAC when a downstream tool needs lossless input, or Opus for the smallest good-sounding file.

How do I use an OGA file on a web page?

Reference it from an HTML5 <audio> element with the MIME type audio/ogg; Vorbis-in-OGA plays in Chrome, Firefox, Edge, and Opera, and in Safari 18.4 and later. Because a few environments — older Safari and Internet Explorer — do not decode it, the robust pattern is to offer a fallback <source> such as MP3 alongside the OGA so every browser has something to play. If you would rather ship a single file that works almost everywhere without a fallback, convert OGV to MP3 instead.