Convert MPEG-4 Video (Apple) (.m4v) to 3GPP Multimedia (.3gp) online for free. Fast, secure video conversion with no watermarks or registration.
Conversion settings — add a file to adjust
Upload your .m4v 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 .3gp file when it's ready.
M4V is Apple's MPEG-4 video container, technically identical to MP4 but capable of carrying FairPlay DRM for iTunes Store content. It uses H.264 video and AAC audio — the same codecs found in standard MP4 files. Converting M4V to 3GP reformats that content into the 3GPP container designed for GSM mobile networks, which relies on H.263 or MPEG-4 Part 2 video at low bitrates. This conversion is essential when you need to play Apple-sourced video on older feature phones or bandwidth-constrained mobile devices that only recognize the 3GP format.
3GP was engineered for mobile networks where bandwidth is scarce and processing power limited. If you have M4V files from iTunes or Apple TV and need to send them via MMS, play them on legacy Nokia or Samsung feature phones, or share them over 2G/3G connections, converting to 3GP reduces the file size dramatically — often by 80-90% — while maintaining watchable quality at resolutions like 176x144 or 352x288.
The conversion re-encodes M4V's H.264 video stream to H.263 or MPEG-4 Part 2 at a lower resolution and bitrate suitable for 3GP. Audio is transcoded from AAC to AMR-NB (8 kHz, 12.2 kbps) for voice-optimized playback, or kept as AAC at a reduced bitrate. FFmpeg handles the muxing into the 3GP container, adjusting the frame rate to 15 fps and resolution to QCIF (176x144) or CIF (352x288) as needed.
Expect significant quality reduction since 3GP targets very low bitrates (64-384 kbps total). Fine detail is lost and audio quality drops noticeably when using AMR-NB. For spoken-word content or simple video clips, the result is acceptable. For high-motion or cinematic M4V content, quality loss will be substantial.
| Device | M4V | 3GP |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Native | Partial |
| iPhone/iPad | Native | Partial |
| Android | Partial | Native |
| 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 M4V to 3GP bridges the gap between Apple's ecosystem and older mobile devices. While quality is sacrificed, the format ensures universal playback on feature phones and low-bandwidth scenarios where no other format will work.
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| Funktion | M4V | 3GP |
|---|---|---|
| Fullstandigt namn | iTunes Video | 3GPP Multimedia |
| Filandelse | .m4v | .3gp |
| Bast for | Apple ecosystem | Mobile optimized |