WINDOWS Media Audio to W64 conversion is the process of transforming audio encoded in the WMA (Windows Media Audio) container—Microsoft's proprietary compressed audio format—into the W64 format, an extended 64-bit RIFF/WAV variant that supports very large files and high-precision audio. This conversion rewraps or decodes the WMA stream and encodes or stores it in W64, enabling compatibility with professional audio tools that require 64-bit file sizes or uncompressed/high-resolution audio.
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Drag your .WMA file from your computer or use the browse function.
Confirm .w64 as the selected destination format.
Click "Convert" and download your converted .W64 file once ready.
WMA files typically use the audio/wma MIME type and are encoded with Microsoft’s proprietary codecs for delivery over the web or playback on Windows devices. W64 files use the audio/w64 MIME type and store uncompressed PCM audio data, widely used in professional recording and broadcast environments for their high fidelity.
The W64 (.W64) format is commonly used for audio. Understanding its characteristics can be helpful when converting to or from other formats like WINDOWS Media Audio.
While specific technical details aren't available here, W64 files generally serve the purpose of storing audio effectively within their domain.
Easily convert your WINDOWS Media Audio (WMA) files to the high-quality W64 format using our fast and user-friendly online converter. No downloads or installations are required—simply upload your WMA files and get your W64 conversions instantly.
WINDOWS Media Audio (WMA) is a compressed format designed for efficient storage and streaming, whereas W64 is an uncompressed, high-resolution audio format used primarily in professional audio production. W64 files are larger but maintain full audio quality, making them ideal for editing and mastering compared to the lossy WMA format.
Keep original WMA files under 250MB for smooth free conversions; consider upgrading if you routinely need larger files.
To preserve quality, decode WMA to a lossless W64 (PCM) rather than re-encoding to a compressed format; choose 24-bit or 32-bit float if you plan further editing.
For large batches, compress WMA sources in grouped folders and use a batch conversion tool with multi-threading to speed processing and maintain consistent settings.
Note that WMA is a lossy or proprietary format depending on variant (WMA Lossless is lossless); you cannot recover original lost data from lossy WMA when converting to W64.
This converter made upgrading my WMA tracks to W64 effortless and high-quality.
Emily R.
Musician
Perfect for preparing audio files for mixing—fast and reliable conversion.
David L.
Audio Engineer
Love how simple it is to convert my recordings without losing any sound clarity.
Sophia M.
Podcaster
Start your free WMA to W64 conversion now.
Drag your file here to to upload.
Up to 250MB
W64 supports very large files (>4GB) and high-resolution audio, but some legacy players or editors may not recognize .w64 files—confirm compatibility before converting for delivery.