Convert MP4 to RMI Online — Free
Fast, free MP4 to RMI converter. No registration required.
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How to Convert
Upload your .mp4 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 .rmi file when it's ready.
What is MP4?
MP4 is the most widely used video container format. It stores video, audio, subtitles, and metadata. Compatible with virtually every device and platform, from smartphones to smart TVs.
Format Details
- Full Name
- MPEG-4 Part 14
- Extension
- .mp4
Key Features
- Universal compatibility
- Streaming support
- Small file sizes
- Hardware-accelerated playback
What is RMI?
RMI is a Windows-specific variant of the MIDI format that wraps standard MIDI data inside a RIFF container. It was commonly used in Windows 3.1 and Windows 95 era multimedia applications.
Format Details
- Full Name
- RIFF MIDI
- Extension
- .rmi
Key Features
- RIFF container
- MIDI data
- Windows legacy
- Multimedia authoring
MP4 vs RMI
| Feature | MP4 | RMI |
|---|---|---|
| Full Name | MPEG-4 Part 14 | RIFF MIDI |
| Extension | .mp4 | .rmi |
| Best For | Universal compatibility | RIFF container |