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W64 to OPUS converter

Convert Wave64 (.w64) to OPUS for free. Choose files, review the available settings and download your results. No account needed.

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Wave64 .w64

A RIFF-like audio container with 64-bit size fields, designed for recordings that exceed traditional WAV size limits.

This workspace still limits input sizes. Tested output uses 16-bit PCM; the Wikipedia reference discusses the related WAV family.

W64 file format guide

Opus .opus

An efficient audio codec suited to speech and music.

OPUS file format guide

How to convert W64 to OPUS

  1. Select W64 files from your device or drag them into the converter.
  2. Check the OPUS output. Open conversion settings if you want to make adjustments.
  3. Convert, compare the original and result, then download your files.

Quality, compatibility and file limits

Choose the sample rate, trim range, and mono or stereo output. Compressed audio formats can discard detail; converting to a lossless format cannot restore sound already lost. Container support depends on the codec inside the file.

Processing uses your device when possible and our servers when required. Browser files are limited to 256 MB each; server conversions to 64 MB; browser spreadsheets to 32 MB. Previews show supported content and do not guarantee identical rendering in every application.

Convert from W64

W64 to MP3W64 to WAVW64 to FLACW64 to OGGW64 to OPUSW64 to M4AW64 to AACW64 to AIFFW64 to MKAW64 to WMAW64 to AC3W64 to EAC3

Convert to W64

MP4 to W64WEBM to W64MOV to W64MKV to W64AVI to W64MP3 to W64WAV to W64FLAC to W64OGG to W64OPUS to W64M4A to W64AAC to W64

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