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Supports: RMVB
RMVB is RealNetworks' legacy RealMedia Variable Bitrate format — a container that was popular in the 2000s for small downloads of Asian TV and movies, but that almost nothing plays today outside VLC and the old RealPlayer. MPEG-2 is the broadcast- and DVD-era video standard (ISO/IEC 13818). Converting RMVB to MPEG-2 makes sense in one specific situation: you need a file that a DVD-authoring program, a set-top box, or a legacy editor will accept. For everyday playback on phones, browsers, and modern players, convert to MP4 instead — H.264 is smaller and far more universal than MPEG-2. This tool uploads your file over an encrypted connection, transcodes it on our servers, and deletes it automatically after a few hours.
| Property | Value |
|---|---|
| Full name | RealMedia Variable Bitrate |
| Developer | RealNetworks |
| Released | ~2003 (extension of the RealMedia container) |
| Video codec | Typically RealVideo 9 / RealVideo 10 (RV40) |
| Audio codec | RealAudio, AAC, AC-3, and others |
| Bitrate model | Variable bitrate (chosen for small file size) |
| Native playback | VLC and RealPlayer; not natively supported on iOS, Android, Windows, macOS, or any browser |
| Best for | Legacy stored content; common for Chinese/Asian-market downloads of the mid-2000s |
| Status | Effectively deprecated for new content |
| Property | Value |
|---|---|
| Standard | ISO/IEC 13818-2 (ITU-T H.262) |
| Released | 1995-1996 |
| Container | Program/transport stream; .mpeg / .mpg |
| Compression | Lossy; less efficient than H.264 and HEVC at the same quality |
| DVD-Video specs | 720x480 @ 29.97 fps (NTSC) or 720x576 @ 25 fps (PAL); video bitrate up to 9.8 Mbit/s |
| Used by | DVD-Video, ATSC and DVB broadcast, HDV camcorders |
| Native playback | DVD/Blu-ray players, set-top boxes, and most desktop media software |
| Best for | DVD authoring, legacy editors, and broadcast-style hardware that requires MPEG-2 |
.rmvb file onto the page or click "+ Add Files." You can queue several files and convert them with the same settings.MPEG-2 is worth choosing only when something downstream specifically wants it — a DVD-authoring program, a set-top box, or an older non-linear editor that won't ingest H.264. MPEG-2 is older and less efficient, so the file will usually be larger than an equivalent MP4. For general playback on phones, computers, and browsers, RMVB to MP4 is the better choice.
No. Transcoding cannot add detail that isn't in the source. RMVB files were usually encoded at low bitrates to keep downloads small, so the picture you start with is the ceiling. A high Quality Preset preserves what's there; it does not restore lost sharpness.
Yes — that's the main reason to pick MPEG-2. For DVD-Video, set the resolution to 720x576 (PAL) or 720x480 (NTSC) and keep the video bitrate at or below 9.8 Mbit/s, which is the DVD-Video ceiling. If your authoring software wants a DVD-ready container, you can also convert RMVB to VOB, the format DVDs actually store video in.
RMVB is a proprietary RealNetworks format with no native support on iOS, Android, Windows, macOS, or any web browser. In practice only VLC and the legacy RealPlayer open it reliably. Converting to a mainstream format like MPEG-2 or MP4 is the standard fix.
The audio track is re-encoded and carried over. Subtitles depend on how they were stored: a separate .srt or external subtitle file is unaffected, but subtitles burned into the RMVB picture stay burned in, and soft RealText subtitle streams are not preserved in an MPEG-2 program stream.
The practical limit is upload size and time rather than any fixed cap — a large RMVB download can take a while to send. Your file is uploaded over an encrypted connection, processed on our servers, and deleted automatically after a few hours. Nothing is shared, made public, or watermarked, and no account is required. To convert RMVB to other formats, use the RMVB converter.