Bulk RMI to iPhone Audio Converter Online — Free HD Quality
Drag and drop your multiple RMI files into this free online RMI to iPhone Audio converter (.rmi to .iphone), and click the Convert button to bulk convert them to iPhone Audio format in HD quality. Use the quality slider to fine-tune your iPhone Audio output, then download your converted files one by one or as a single ZIP — your original RMI files are removed from our servers right after.
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PNG, JPG, WebP, GIF, HEIC, RAW, PSD, SVG and more
Max 100MB per file
RMI vs iPhone Audio — File Format Comparison
| Feature | RMI | iPhone Audio |
|---|---|---|
| File Extension | .rmi | .iphone |
| MIME Type | audio/midi | audio/mp4 |
| Compression Type | Varies | Lossy |
| Metadata Support | Yes | Yes |
What Is RMI Format?
RIFF MIDI — a Windows variant of the MIDI format wrapped in a RIFF container (the same container used by WAV), produced by older Windows Media Player and Cakewalk software.
- Compression: Varies
- Tags & Metadata: Supported
What Is iPhone Audio Format?
iPhone-optimised Audio — AAC/M4A audio encoded at 256 kbps, 44100 Hz stereo for maximum compatibility with iPhone, producing a .m4a file ready to sync via iTunes or AirDrop.
- Compression: Lossy
- Tags & Metadata: Supported
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