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Bulk M4R to OGA Converter Online — Free HD Quality

Drag and drop your multiple M4R files into this free online M4R to OGA converter (.m4r to .oga), and click the Convert button to bulk convert them to OGA format in HD quality. Use the quality slider to fine-tune your OGA output, then download your converted files one by one or as a single ZIP — your original M4R files are removed from our servers right after.

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Max 100MB per file

M4R vs OGA — File Format Comparison

Feature M4R OGA
File Extension .m4r .oga
MIME Type audio/mp4 audio/ogg
Compression Type Lossy Lossy
Metadata Support Yes Yes

What Is M4R Format?

iPhone Ringtone — AAC audio in an MP4 container under 40 seconds, the format iTunes and iPhone use for custom ringtones; identical to M4A in encoding but recognised by iOS as a ringtone file.

  • Compression: Lossy
  • Tags & Metadata: Supported

What Is OGA Format?

Ogg Audio — the .oga extension for audio-only Ogg container files (Vorbis or FLAC streams), defined by the Xiph.Org Foundation to distinguish audio-only Ogg from video .ogv files.

  • Compression: Lossy
  • Tags & Metadata: Supported

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