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Supports: WAV
WAV (Waveform Audio File Format) is the uncompressed PCM container Microsoft and IBM standardized in 1991 — bit-perfect, but roughly 10 MB per minute of CD-quality stereo. OGG Vorbis is a patent-free, royalty-free lossy codec from the Xiph.Org Foundation (Vorbis I bitstream frozen May 2000; libvorbis 1.0 released July 2002) that delivers similar or better quality than MP3 at the same bitrate. Common reasons to convert WAV → OGG:
AudioClip.compressedInMemory) and Godot. Shipping WAV in a game ships uncompressed PCM and bloats the build by 5-10×.<audio> with Vorbis works in Chrome, Firefox, Edge, and Opera. Pair with an MP3 or AAC fallback for Safari (which does not natively play OGG Vorbis).| Property | WAV (PCM) | OGG Vorbis |
|---|---|---|
| Compression | Uncompressed PCM | Lossy (psychoacoustic) |
| Typical bitrate | 1411 kbps (16-bit/44.1k stereo) | 48-500 kbps |
| Typical 4-min stereo song | ~40 MB | ~3-7 MB |
| Quality | Bit-perfect | Transparent at 192+ kbps |
| Container | RIFF/WAVE (Microsoft, 1991) | Ogg (Xiph, 1993) |
| Licensing | Public, no royalties | Patent-free, royalty-free |
| Native playback | Every platform | Chrome, Firefox, Edge, Opera, VLC, Android |
| Safari / iOS native | Yes | No (use MP3/AAC fallback) |
| Best for | Recording, editing, mastering | Distribution, game audio, web delivery |
| Setting | Approx VBR avg | File size (4-min stereo) | Use case |
|---|---|---|---|
| Very Low / 64 kbps | ~64 kbps | ~1.9 MB | Speech, voicemail, audiobooks (mono) |
| Low / 96 kbps | ~96 kbps | ~2.8 MB | Background music, mobile streaming |
| Medium / 128 kbps | ~128 kbps | ~3.7 MB | General music, podcasts (stereo) |
| High / 160-192 kbps | ~160-192 kbps | ~4.6-5.5 MB | Music distribution, near-transparent |
| Very High / 256 kbps | ~256 kbps | ~7.3 MB | High-quality music delivery |
| Highest / 320-500 kbps | ~320-500 kbps | ~9-14 MB | Archival lossy, mastered downloads |
Yes — Vorbis is lossy. The encoder discards data that perceptual models indicate is below the threshold of hearing. At 192 kbps and above the result is audibly transparent for most listeners and most material; at 128 kbps you may notice slight softening on cymbals, reverb tails, and dense mixes. Keep your WAV masters as backup and deliver OGG to listeners. If you need lossless smaller files, convert to WAV to FLAC instead.
For music distribution use 192 kbps VBR or higher — Vorbis is near-transparent there. For speech (podcasts, audiobooks, voicemail) 64-96 kbps mono is plenty because the human voice has a narrow frequency range. For game sound effects, 96-128 kbps mono is the typical sweet spot. The "Very High (Recommended)" preset corresponds to roughly 192 kbps VBR and is a safe default.
A 16-bit/44.1 kHz stereo WAV stores 1411 kbps of raw PCM — every sample at full bit depth. Vorbis applies psychoacoustic modeling to keep only what the ear can detect, plus efficient entropy coding. At 192 kbps that's a ~7× reduction; at 128 kbps a ~11× reduction. The savings are real and lossy, but at 192+ kbps the loss is below most listeners' detection threshold.
Not natively. Safari and iOS do not include a Vorbis decoder; the <audio> element will not play .ogg files on iOS or macOS Safari without a third-party app. For Apple-friendly distribution, convert to WAV to MP3 or WAV to AAC instead. For web playback, supply both an OGG and an MP3/AAC source so every browser has a fallback.
Unity, Godot, and Unreal all import OGG Vorbis directly. Unity converts to Vorbis on import by default for "Compressed in Memory" or "Streaming" load types. Godot supports Vorbis natively and recommends it for music. Unreal supports Vorbis on PC/Linux/Mac targets (consoles often use platform-specific codecs the engine generates from the source). Shipping WAV into a game keeps assets uncompressed — bloating builds by roughly 5-10×.
Quality Preset (default) invokes Vorbis's native quality-driven VBR. You pick a perceptual quality target and the encoder spends as many bits as needed. This is what Xiph recommends. Variable Bitrate lets you bound the kbps range explicitly. Constant Bitrate locks every second to a fixed kbps — useful for streaming workflows that require a stable bitrate, but generally wastes bits in silent passages and starves complex ones. For most users: stay on Quality Preset at "Very High (Recommended)."
Vorbis Comments are the native metadata standard inside OGG containers. If your WAV has ID3 or LIST/INFO metadata blocks (common from Audacity, Reaper, Ableton, Logic), the converter maps the standard fields — title, artist, album, year, track number, genre — into the OGG file's Vorbis Comment header. Album art transfers via the METADATA_BLOCK_PICTURE convention. Some bare PCM WAVs have no metadata and will produce OGGs with no tags.
Yes. Open the Trim section in Advanced Options, set a start time and duration in seconds or HH:MM:SS.sss format (e.g. 00:01:30.500). The encoder reads only the selected range from the WAV and writes a fresh Vorbis-encoded OGG. Useful for pulling a single song from a long live recording, extracting a soundbite for a game, or making preview clips.
Match the source for music: 44.1 kHz stereo for CD-rip WAVs, 48 kHz stereo for DAW exports tied to video. Downsample to 22.05 kHz mono for speech if size matters more than fidelity. Vorbis supports 8-192 kHz sample rates and 1-255 channels per the Xiph spec, but typical desktop and mobile decoders are tested heavily at 44.1/48 kHz stereo or mono.
Use OGG to WAV for that direction. Note that converting OGG → WAV won't restore the audio data Vorbis discarded; it just rewraps the decoded samples as uncompressed PCM. Lossy-to-lossless is bigger on disk but no higher in fidelity than the original OGG.