Convert QT to OGV — Free Online Converter
Convert QuickTime (.qt) to Ogg Video (.ogv) online for free. Fast, secure video conversion with no watermarks or registration.
Conversion settings — add a file to adjust
Convert QuickTime (.qt) to Ogg Video (.ogv) online for free. Fast, secure video conversion with no watermarks or registration.
Conversion settings — add a file to adjust
Upload your .mov 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 video variant of the Ogg multimedia container, using Theora video codec and Vorbis audio codec — both developed by the Xiph.Org Foundation as open, royalty-free alternatives to proprietary formats. While Theora is technically inferior to H.264, OGV was important in the early HTML5 era when patent concerns made browser vendors hesitant to include H.264 support. Converting QT to OGV produces completely patent-free video files.
OGV is needed for specific open-source environments that mandate patent-free media formats. Some Linux distributions, open-source CMS platforms (like Wikipedia), and educational institutions require OGG-family formats to avoid royalty obligations. It's also used in legacy HTML5 video implementations that predate universal H.264 browser support.
FFmpeg converts the QT video to Theora using libtheora and audio to Vorbis using libvorbis. Theora encoding uses a quality target system (0-10 scale) where quality 6 is typical for web video. The OGV container organizes video and audio into interleaved Ogg pages for streaming. Frame sizes must be multiples of 16 for Theora.
Theora produces approximately 20-30% larger files than H.264 at equivalent visual quality. At quality 6, results are acceptable for web viewing but noticeably softer than H.264 at similar bitrates. Fine detail and fast motion suffer more than with modern codecs.
| Device | MOV | OGV |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | 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
QT to OGV conversion serves the specific need for patent-free video. While quality lags behind H.264, the format remains relevant for open-source compliance, Wikimedia, and environments where licensing freedom outweighs codec efficiency.
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| Egenskap | MOV | OGV |
|---|---|---|
| Fullt navn | Apple QuickTime Movie | Ogg Video |
| Filendelse | .mov | .ogv |
| Best egnet for | High quality | Open source |