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What is RA?

RealAudio (RA) is a RealNetworks streaming audio format designed for low-bitrate internet radio and streaming.

What is VOC?

Creative Voice (VOC) is a legacy audio format developed by Creative Labs for their Sound Blaster sound cards.

When Should You Use RA vs VOC?

Use RA When...

If legacy streaming audio, internet radio is your end goal, RA is the smart pick. Its widespread compatibility and small footprint make it a universal choice.

Use VOC When...

For legacy dos audio, retro computing, nothing beats VOC. It sets the standard for quality, trusted by professionals who cannot afford compromises.

RA vs VOC: Key Differences

  • •The core technical difference: RA relies on lossy compression whereas VOC uses lossless compression.
  • •Moving from RA (lossless) to VOC (lossless) means the output file will be larger — but every bit of the original is preserved.
  • •Alpha channel support: VOC lacks transparency support.
  • •Storage footprint: Very small, for streaming for RA vs Similar to WAV for PCM audio for VOC.
  • •Primary audience: RA is built for legacy streaming audio, internet radio scenarios, while VOC focuses on legacy dos audio, retro computing — pick the format that matches your output requirement.

Advantages of RA

  • ✓RA applies lossy compression specifically calibrated for Legacy streaming audio, internet radio.
  • ✓RA enjoys broad native support across operating systems, browsers, and creative tools alike.
  • ✓RA delivers impressive compression ratios, shrinking files dramatically while keeping visual quality high.
  • ✓You will find RA support built into virtually every tool that handles Legacy streaming audio, internet radio — no plugins or converters needed.

Advantages of VOC

  • ✓VOC uses lossless compression tailored for Legacy DOS audio, retro computing.
  • ✓VOC is supported natively on virtually every device, browser, and operating system.
  • ✓VOC files are bit-for-bit perfect, preserving every pixel and sample for professional work.
  • ✓VOC integrates seamlessly with all major creative tools and workflows.

Common Use Cases for RA to VOC Conversion

  • Audio books
  • Sound design
  • Language learning
  • Professional broadcasting
  • Video game audio assets
  • Film soundtracks

Industry Applications

Language LearningAccessibilityVoice-overAudio ArchivingGame AudioFilm Post-production

Best Practices for RA to VOC Conversion

  • →For RA to VOC: match the sample rate and bit depth to your delivery platform — 44.1 kHz / 16-bit is the standard for music
  • →Apply loudness normalization (LUFS) before conversion to ensure consistent volume across your audio library
  • →VOC prioritizes quality — ensure your storage can accommodate the resulting file sizes
  • →Check that metadata tags (artist, album, track number) survive the conversion
  • →Convert a short segment first to verify quality at your chosen bitrate
  • →Keep a lossless master copy in case you need to re-encode for a different platform

Related Article

Video Compression Guide: Reduce File Size Without Losing Quality

Learn more about RA and VOC formats in our detailed guide.

Troubleshooting RA to VOC Conversion

  • !VOC audio quality degraded vs RA → use a higher bitrate (at least 256 kbps for music)
  • !VOC file won't play on your device → check format compatibility with your player or platform
  • !Metadata (artist, album, title) lost after RA to VOC conversion → some formats like VOC may not support ID3 tags
  • !Volume changed after converting RA to VOC → normalize audio levels before conversion for consistent playback

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Convert RA files to VOC online for free. High-quality conversion with no registration required.

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About RA and VOC

RA

RA (RealAudio RA) - RealAudio, RealNetworks streaming audio format. Best for legacy streaming audio, internet radio.

VOC

VOC (VOC audio) - Creative Voice, legacy sound card audio format. Ideal for legacy dos audio, retro computing.

Format Comparison

CompressionLossy → Lossless
TransparencySupported
Use CaseConvert from legacy streaming audio, internet radio to legacy dos audio, retro computing
File Size~Similar to WAV for PCM audio after conversion

FAQs

Is converting RA to VOC free?

Yes, GoConvertFile offers free conversion of RA to VOC for files up to 100MB. No registration required.

How long does it take to convert RA to VOC?

Most RA to VOC conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.

What is VOC best used for?

VOC is ideal for legacy dos audio, retro computing. Creative Voice, legacy sound card audio format

Does converting RA to VOC lose quality?

No, converting RA to VOC does not cause additional quality loss — VOC uses lossless compression. However, any artifacts already present in the original RA file will persist in the VOC output.

What file size should I expect after converting RA to VOC?

VOC files are typically 2-5x larger than equivalent RA files because VOC preserves all pixel data. This is expected and necessary for lossless quality.

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