Convert XviD MPEG-4 Video (.xvid) to iPhone Video (.iphone-video) online for free. Fast, secure video conversion with no watermarks or registration.
Upload your .xvid 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 .mp4 file when it's ready.
XviD is the open-source MPEG-4 Part 2 Advanced Simple Profile codec from the peer-to-peer era, with files packaged in AVI containers typically at 700 MB for a full-length movie. The iPhone Video device preset produces H.264 Main Profile video with AAC-LC audio optimized for iPhone hardware decoding at resolutions up to 1080p, with bitrates balanced for quality and storage efficiency on the 6.1-6.7 inch screen.
iOS has never included MPEG-4 Part 2 ASP decoding, so XviD AVI files will not play in any native iPhone app. The iPhone preset converts these legacy files into the exact format the iPhone's hardware video decoder handles most efficiently, ensuring smooth playback with minimal battery consumption.
The iPhone's hardware video decoder is built around H.264 and HEVC — not MPEG-4 Part 2. Attempting to play XviD on iPhone through third-party apps forces software decoding, which drains the battery and often stutters. The iPhone preset produces hardware-decoded MP4 files that play smoothly in the native Videos app, Files app, and all third-party players.
For iPhone storage efficiency, the H.264 codec advantage is significant: a 700 MB XviD CD-rip converts to approximately 400-500 MB at equivalent or better visual quality. On a 128 GB iPhone shared between apps, photos, and video, this 30% savings adds up quickly across a movie library.
FFmpeg demuxes the XviD AVI container, decodes the MPEG-4 Part 2 video, and re-encodes to H.264 Main Profile Level 3.1 at the source resolution or up to 720p. Audio is transcoded from MP3 to AAC-LC stereo at 128 kbps. The MP4 output includes faststart for instant playback. Video bitrate targets 2-3 Mbps, balancing quality and iPhone storage. AC3 audio in XviD files is automatically downmixed to stereo.
On the iPhone's 6.1-inch screen, the H.264 output looks noticeably cleaner than the original XviD. MPEG-4 Part 2 blocking artifacts that were tolerable on CRT monitors are visible on the iPhone's sharp OLED display. H.264 at 2-3 Mbps smooths these out while maintaining detail. Audio at 128 kbps AAC sounds clean through AirPods and iPhone speakers.
| Device | XviD | iPhone Video |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser |
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
XviD to iPhone Video conversion upgrades early 2000s video archives for Apple's smartphone, with hardware-accelerated playback and improved visual quality from the H.264 codec upgrade.
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Funcționează oriunde
| No |
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| Caracteristică | XviD | iPhone Video |
|---|---|---|
| Nume complet | XviD MPEG-4 Video | iPhone Compatible Video |
| Extensie | .xvid | .mp4 |
| Cel mai potrivit pentru | Open source | iPhone optimized |