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Convert OPUS to AIFF - Professional Lossless Audio

Transform OPUS audio into uncompressed AIFF. Perfect for editing and production.

Step 1: Upload your files

You can also Drag and drop files.

Step 2: Choose format
Step 3: Convert files

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Why Convert OPUS to AIFF?

OPUS files are excellent for streaming and storage with their efficient compression, but professional audio workflows often demand uncompressed formats. AIFF (Audio Interchange File Format) delivers bit-perfect audio quality that audio engineers and producers rely on.

Whether you're preparing audio for a DAW like Logic Pro or GarageBand, archiving recordings, or working with Apple-based production systems, converting OPUS files to AIFF ensures compatibility and editing flexibility.

How to Convert OPUS to AIFF

  1. Upload your OPUS file - Drag and drop or click to select your audio file
  2. Select AIFF as output - Choose AIFF for uncompressed, lossless audio
  3. Download your AIFF - Your converted file is ready for professional use

The entire process happens in your browser. No software installation, no account creation required.

OPUS vs AIFF: Technical Comparison

Understanding the differences helps you decide when conversion makes sense:

  • Compression - OPUS uses lossy compression (smaller files); AIFF is uncompressed (larger files, no quality loss during editing)
  • File size - A 3-minute OPUS file at 128kbps is roughly 3MB; the same audio as AIFF is approximately 30MB
  • Editing flexibility - AIFF can be edited repeatedly without generation loss; OPUS degrades with each re-encode
  • Compatibility - OPUS requires modern players; AIFF works natively on Mac and in professional audio software

In our testing, converting OPUS to AIFF preserved the original audio fidelity while enabling seamless import into professional DAWs.

When to Use AIFF

Audio Production

Working in Logic Pro, Pro Tools, or other DAWs? AIFF imports cleanly and edits without compression artifacts. It's the standard for Mac-based audio production.

Archival Storage

For long-term preservation, uncompressed AIFF ensures your audio remains exactly as recorded. No codec dependencies to worry about years from now.

Apple Ecosystem

AIFF is Apple's native uncompressed format. It integrates seamlessly with GarageBand, Final Cut Pro, and other Apple applications.

Alternative Formats

AIFF isn't always the best choice. Consider these alternatives:

  • OPUS to WAV - Similar uncompressed quality, better Windows compatibility
  • OPUS to FLAC - Lossless compression reduces file size by 40-60% while preserving quality
  • OPUS to MP3 - When you need maximum compatibility for sharing

Choose AIFF specifically when working with Apple software or when your workflow requires the AIFF container format.

Browser-Based Conversion

Our converter works entirely in your web browser:

  • Windows, Mac, Linux, and Chromebook compatible
  • Chrome, Firefox, Safari, and Edge supported
  • Mobile devices work too - convert on iPhone or Android

Your audio files are processed locally. Nothing is uploaded to external servers.

Pro Tip

When converting OPUS to AIFF for DAW projects, convert all your source files before starting the project. Mixing compressed and uncompressed formats in a session can cause latency inconsistencies during playback.

Common Mistake

Expecting AIFF conversion to improve audio quality. The conversion preserves what's in the OPUS file but cannot recover frequencies or details removed during original compression. Convert for compatibility, not quality enhancement.

Best For

Mac-based audio production workflows where you need to edit OPUS recordings in Logic Pro, GarageBand, or Final Cut Pro. AIFF imports natively without additional conversion steps.

Not Recommended

When file size matters. If you're sharing audio online or have limited storage, AIFF's 10x larger file size compared to OPUS may be impractical. Consider FLAC for lossless compression or keep the OPUS original.

Frequently Asked Questions

No. Converting from a lossy format (OPUS) to lossless (AIFF) preserves existing quality but cannot restore data lost during original OPUS compression. The benefit is editing flexibility and compatibility, not quality improvement.

AIFF stores uncompressed audio data. A 3-minute stereo file at CD quality (44.1kHz, 16-bit) requires about 30MB. OPUS achieves similar perceived quality at 128kbps in roughly 3MB through perceptual compression.

Yes. AIFF is Apple's native uncompressed format and imports directly into GarageBand, Logic Pro, and Final Cut Pro without conversion. It's the preferred format for Mac-based audio production.

Both are uncompressed and functionally identical for editing. Use AIFF for Mac-centric workflows and Apple software. Use WAV for Windows-based production or cross-platform projects.

The converter preserves the original sample rate from your OPUS file. If your source is 48kHz, the AIFF output will be 48kHz. No resampling occurs unless specifically needed.

Yes. Upload multiple OPUS files and convert them all to AIFF in a single batch. Each file is processed individually and available for download.

Both preserve full audio quality. FLAC offers 40-60% smaller files through lossless compression with no quality penalty. AIFF's advantage is simpler compatibility with older software and Apple applications.

Choose AIFF when working primarily with Apple software (Logic Pro, GarageBand, Final Cut). AIFF and WAV are sonically identical, so the choice comes down to your software ecosystem and workflow preferences.

No. Conversion happens entirely in your browser using local processing. Your audio files are never uploaded to external servers, ensuring complete privacy.

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