Convert 3GPP2 Multimedia (.3g2) to Ogg Video (.ogv) online for free. Fast, secure video conversion with no watermarks or registration.
Upload your .3g2 file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .ogv file when it's ready.
OGV (Ogg Video) is the open-source video container from the Xiph.Org Foundation, combining Theora video with Vorbis audio in the Ogg container. Converting 3G2 to OGV transforms old CDMA phone recordings into a completely patent-free, open-source video format. OGV was the first widely-adopted open web video format and is still supported by Firefox, Chrome, and open-source media players.
While OGV has largely been superseded by WebM (VP8/VP9 + Opus/Vorbis in a Matroska container) for web video, it remains relevant in specific open-source ecosystems, educational platforms, and legacy web applications that were built around the Theora codec before WebM became available.
OGV conversion is primarily relevant for organizations and projects committed to exclusively open-source, patent-free media formats. Educational institutions, government agencies with open-standard mandates, and free software projects may require OGV for policy compliance. The Theora codec, while less efficient than H.264 or VP9, carries no patent encumbrances.
OGV is also used in legacy web applications that predate WebM adoption. Websites and educational platforms built with Theora playback during the 2008-2012 period may still expect OGV input. Converting 3G2 files for these systems ensures the content plays correctly in the existing infrastructure.
FFmpeg re-encodes the 3G2 video using the libtheora encoder for Theora video and libvorbis for Vorbis audio, muxing both into the Ogg container. Theora encoding uses quality level 5-7 (equivalent to roughly 400-800 kbps for low-resolution content). Audio is encoded at Vorbis quality 4-5. The Ogg container uses page-based multiplexing with separate logical bitstreams for video and audio.
Theora is significantly less efficient than H.264, meaning OGV files are larger at equivalent quality. For 3G2 source material at 176x144 or 352x288, the quality difference is minimal since there is very little detail to preserve. At reasonable bitrates, the OGV output looks comparable to the original 3G2 content.
| Device | 3G2 | OGV |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Native | Partial |
| Linux | Partial | Partial |
| Web Browser | No |
Resolution: 1920x1080
Bitrate: 8-12 Mbps
H.264 recommended for fast processing
Resolution: 1080x1080
Bitrate: 3.5 Mbps
Square or 9:16 for Reels
Resolution: 1080x1920
Bitrate: 4 Mbps
9:16 vertical, under 60s ideal
Resolution: 1280x720
Bitrate: 5 Mbps
Under 140s, 512MB max
Resolution: 960x540
Bitrate: 2 Mbps
16MB limit for standard, 64MB for document
Resolution: 1280x720
Bitrate: 4 Mbps
Converting 3G2 to OGV serves specific open-source compliance and legacy web requirements. For general-purpose use, WebM or MP4 offer better quality and broader support, but OGV remains the right choice when patent-free purity is mandatory.
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| Funktion | 3G2 | OGV |
|---|---|---|
| Fulde navn | 3GPP2 Multimedia | Ogg Video |
| Filendelse | .3g2 | .ogv |
| Bedst til | Mobile optimized | Open source |