Convert MPEG Video (.mpeg) 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 .mpeg 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.
MPEG files, based on the MPEG-1 and MPEG-2 standards developed by the Moving Picture Experts Group, were the backbone of early digital video from VCDs to DVDs. 3GP is a stripped-down multimedia container designed by the 3rd Generation Partnership Project specifically for 3G mobile networks, using H.263 or MPEG-4 Part 2 video with AMR audio. Converting MPEG to 3GP compresses legacy video into tiny files optimized for low-bandwidth mobile streaming.
MPEG-1 and MPEG-2 files are far too large and resolution-heavy for older mobile phones that only support 3GP playback. A typical MPEG-2 DVD rip at 720x480 and 5 Mbps would overwhelm a feature phone's processor and storage, while 3GP at 176x144 and 64 kbps fits perfectly within the constraints of 2G and 3G networks.
If you maintain a library of legacy broadcast recordings or VCD archives and need to distribute clips to users in regions where feature phones remain common, converting to 3GP ensures universal accessibility. The format's AMR-NB audio codec is also ideal for voice-centric content where speech clarity matters more than music fidelity.
FFmpeg decodes the MPEG-1/2 video stream and MPEG Audio Layer 2 soundtrack, then re-encodes to H.263 video at QCIF resolution (176x144) with AMR-NB audio at 12.2 kbps inside a 3GP container. The command typically uses `-vcodec h263 -s 176x144 -r 15 -acodec libopencore_amrnb -ar 8000 -ac 1`. For slightly better quality on modern phones, MPEG-4 Part 2 can be used instead of H.263.
Expect significant quality reduction since you are downscaling from DVD-grade MPEG-2 (up to 1920x1080) to QCIF resolution. The output is suitable for small-screen viewing only. Speech remains intelligible through AMR encoding, but music and ambient sound lose substantial detail. File sizes typically drop by 95% or more.
| Device | MPEG | 3GP |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | 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
8MB free, 50MB Nitro
MPEG to 3GP conversion bridges the gap between legacy broadcast-quality archives and the constraints of basic mobile devices, producing extremely compact files that play on virtually any phone ever made.
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文件处理后自动删除
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任何浏览器，任何设备
| No |
| 特性 | MPEG | 3GP |
|---|---|---|
| 全称 | Moving Picture Experts Group | 3GPP Multimedia |
| 扩展名 | .mpeg | .3gp |
| 最适合 | Universal support | Mobile optimized |