W64 to CAF conversion is the process of transforming audio stored in the Sony WAVE64 (.w64) container into Apple's Core Audio Format (.caf). This converts the file container and potentially the codec and metadata so the audio is playable and editable in macOS/iOS and other CAF-compatible applications.
Related guides
Practical guides to help you choose formats, preserve quality, and avoid common conversion problems.
FLAC and MP3 solve different audio problems. FLAC preserves every sample for archiving, editing, and serious listening, while MP3 creates compact files for phones, cars, streaming libraries, and quick sharing. This guide explains how FLAC to MP3 conversion works, which bitrate settings are most transparent, how to protect tags and album art, and when you should avoid converting at all.
Read guide →Learn how to convert WAV to MP3 with optimal quality settings. This guide covers bitrate selection, CBR vs VBR encoding, step-by-step conversion methods using online tools, Audacity, and FFmpeg, plus expert advice on preserving audio fidelity during compression.
Read guide →A comprehensive comparison of MP3, FLAC, AAC, WAV, and OGG audio formats. Learn which codec delivers the best quality, compatibility, and file size for music, podcasts, and archiving.
Read guide →Drag your .W64 file from your computer or use the browse function.
Confirm .caf as the selected destination format.
Click "Convert" and download your converted .CAF file once ready.
W64 files use the audio/w64 MIME type and primarily store PCM audio data for high fidelity recordings. CAF files have the audio/x-caf MIME type and support multiple codecs including Apple Lossless and AAC. Both formats are common in professional audio recording but CAF offers better extensibility and metadata options.
The CAF (.CAF) format is commonly used for audio. Understanding its characteristics can be helpful when converting to or from other formats like W64.
While specific technical details aren't available here, CAF files generally serve the purpose of storing audio effectively within their domain.
Convert your W64 audio files to CAF format effortlessly using our online W64 to CAF converter. Designed for speed and quality, this tool allows you to convert large W64 files into the versatile CAF format without any software downloads or technical expertise.
W64 is a Microsoft proprietary audio format typically used for long recording sessions, while CAF is an Apple-developed format designed for higher flexibility and support of multiple audio codecs. Unlike W64, CAF files can store metadata and support various audio formats, making them more adaptable across platforms.
Keep original sample rate and bit depth where possible to preserve quality; avoid unnecessary resampling unless your target application requires it.
For archival or professional editing, convert W64 to CAF using uncompressed PCM or 32-bit float CAF to retain dynamic range and prevent generation loss.
When producing final deliverables for Apple platforms, consider CAF with ALAC for lossless compression or AAC for smaller file sizes with acceptable quality.
Batch conversion is supported by many tools and scripts (ffmpeg, afconvert, or GUI apps); test one file first to confirm channel mapping and metadata handling.
This W64 to CAF converter saved me hours with quick and lossless conversion.
James R.
Audio Engineer
Converting my recordings online was seamless and convenient.
Emily S.
Podcaster
The quality stayed intact and the CAF files work perfectly in my DAW.
Michael B.
Music Producer
Start your free W64 to CAF conversion now.
Drag your file here to to upload.
Up to 250MB
Limitations: some CAF encoders may not support every exotic channel layout or codec; extremely large files (>2GB) can require tools that handle large-file I/O correctly.