Bulk AMR to OGA Converter Online — Free HD Quality
Drag and drop your multiple AMR files into this free online AMR to OGA converter (.amr 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 AMR 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
AMR vs OGA — File Format Comparison
| Feature | AMR | OGA |
|---|---|---|
| File Extension | .amr | .oga |
| MIME Type | audio/amr | audio/ogg |
| Compression Type | Lossy | Lossy |
| Metadata Support | No | Yes |
What Is AMR Format?
Adaptive Multi-Rate — the standard voice codec for GSM and UMTS mobile networks, used in phone call recordings and voice messages; delivers compact files optimised for speech at 8 kHz.
- Compression: Lossy
- Tags & Metadata: Not 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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