No upload · No software · Runs in your browser
Compress OGG Files
Reduce OGG file size in your browser. OGG Vorbis re-encodes at a lower bitrate to save space. For maximum efficiency on the same source, consider converting to Opus (modern Xiph codec, 30%+ smaller at same quality).
Drop your OGG file here or click to browse
OGG only · Max 20 MB
How it works
- 1Drop your OGG file (up to 500 MB Pro / 20 MB free).
- 2Pick a target bitrate — Vorbis is roughly 10–15% more efficient than MP3 at the same bitrate.
- 3We re-encode the Vorbis stream at the new bitrate.
- 4Download the smaller OGG.
Which quality preset to pick
64 kbps — voice and speech
Vorbis at 64 kbps is roughly comparable to MP3 at 80 kbps. Right for voice content, podcasts, game ambient audio.
96 kbps — efficient music
The bitrate Spotify uses internally for some streaming tiers. Sounds clean on phone speakers and earbuds.
128 kbps — standard music
Comparable to MP3 at 160 kbps. The general sweet spot.
192 kbps — high-quality music
Audibly transparent for most listeners. Fits nicely in storage-conscious archives.
OGG: container and codec
OGG is the Xiph.Org container format. Inside an OGG file, you usually find Vorbis audio (the lossy codec OGG was originally designed around). You might also find Opus, FLAC, or Theora video. This compressor handles OGG Vorbis specifically — re-encoding at a new bitrate.
If your .ogg file actually contains Opus audio (sometimes Discord and similar platforms wrap Opus in an OGG container), the umbrella [/audio-compressor](/audio-compressor) page handles that case using the Opus encoder, which has a different bitrate range (6–510 kbps) and different quality characteristics.
Vorbis vs MP3 efficiency
Vorbis was designed to compete with MP3 and consistently wins quality comparisons at low to mid bitrates. At 96 kbps, Vorbis sounds noticeably cleaner than MP3 on cymbals and string ensembles. At 192 kbps and above, the two are essentially indistinguishable in ABX testing.
The trade-off is compatibility. MP3 plays everywhere. Vorbis support is excellent in Linux, modern Windows, Android, and most browsers — but historically poor in iOS (Safari only added native support recently) and in many car stereos. If you're sharing music files with people on unknown devices, MP3 is safer. If you control the playback environment (Linux fleet, Android-first app, web), Vorbis is technically better.
When to convert OGG to Opus instead
Opus is Vorbis's modern Xiph successor. It uses a hybrid SILK/CELT design that handles voice exceptionally well at very low bitrates (24 kbps voice is impressive) and matches Vorbis on music at moderate bitrates. For new web audio assets, voice content, or anything WebRTC-related, Opus is the better choice today. For legacy Vorbis content, the question is whether the gain is worth the conversion — usually yes if you're optimizing aggressively, no if 'good enough' is fine.
The [Opus converter](/opus-converter) page covers conversion both directions.
Convert instead of compressing?
Switch formats for dramatic file-size reduction or different compatibility.
Frequently Asked Questions
What's the difference between OGG and OGG Vorbis?
OGG is the container format (the file structure on disk). Vorbis is the lossy audio codec usually inside that container. The .ogg extension is conventional shorthand for OGG Vorbis specifically. OGG can also hold Opus, FLAC, or Theora video — but that's less common for files explicitly named .ogg.
Will my OGG file play on iPhone after compression?
iOS Safari started supporting OGG Vorbis natively in iOS 17 (2023). Older iOS versions don't play OGG without third-party apps like VLC. If you're sharing with iPhone users on iOS 16 or older, convert to MP3 or M4A instead — see /ogg-to-mp3 and /ogg-to-m4a.
Why is OGG less common than MP3?
MP3 had a 5-year head start (1993 vs 1998), got integrated into Windows Media Player, iPod, and every car stereo of the late 1990s and 2000s, and became the de facto standard before alternatives could compete. Vorbis arrived later, was technically superior at low bitrates, but never overcame the entrenched ecosystem. Spotify ironically uses Vorbis internally — but most consumers never encounter raw .ogg files because they're streamed transparently.
Can I compress OGG without losing more quality?
Re-encoding any lossy file at a lower bitrate always loses some additional quality. The size of the loss depends on how aggressive the bitrate cut is. A 256 kbps Vorbis re-encoded to 192 kbps is barely audible. Going from 192 to 96 kbps is more noticeable on busy music. The cleanest path is encoding from a lossless source (WAV/FLAC) directly to your target bitrate — see [/wav-to-ogg](/wav-to-ogg) or [/flac-to-ogg](/flac-to-ogg).
Is OGG good for archive storage?
OGG Vorbis is lossy, so no — for archive use FLAC (lossless, ~50% of WAV size, broad support). OGG is appropriate for distribution and delivery where some quality loss is acceptable in exchange for smaller files. Archive in FLAC, distribute in OGG/MP3/AAC.
Read more
What Is OGG? The Open Container Format Explained
OGG is a free, open container format from Xiph.Org. Learn what OGG actually is, what codecs go inside, and why it appears everywhere from Spotify to indie games.
What Is Opus? The Modern Audio Codec Explained
Opus is an IETF-standard, royalty-free audio codec that handles speech and music in one design. Learn how it works, where it is used, and how to convert.
OGG Vorbis vs MP3: Quality, Compatibility, and When OGG Wins
OGG Vorbis beats MP3 on quality at the same bitrate. MP3 wins on compatibility. Learn when OGG is the right choice and when you need MP3.
Audio Bitrate Explained: What It Means for Quality
Understand audio bitrate, how it affects sound quality and file size, and how to choose the right bitrate for your needs.
Audio Bitrate Guide: Right Settings for Every Use Case
Podcast 128 kbps MP3, music 256 kbps AAC, voice calls 32 kbps Opus, audiobooks 192 kbps CBR. The complete bitrate reference for every audio scenario.