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What is TTA?

True Audio (TTA) is a free, real-time lossless audio codec that provides efficient compression without compromising audio quality.

What is RA?

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

When Should You Use TTA vs RA?

Use TTA When...

Choose TTA for lossless audio compression, archival. It delivers archival-grade quality that professionals rely on for critical work.

Use RA When...

Go with RA when legacy streaming audio, internet radio is on your mind. Its efficient encoding keeps things lean without sacrificing too much quality.

TTA vs RA: Key Differences

  • •The core technical difference: TTA relies on lossless compression whereas RA uses lossy compression.
  • •Converting from TTA to RA changes compression type: lossy source becomes smaller but with some quality tradeoff.
  • •How transparency is handled: RA does not support alpha channels — transparent areas in the source will become opaque.
  • •Storage footprint: 40-50% smaller than WAV for TTA vs Very small, for streaming for RA.
  • •TTA is optimized for lossless audio compression, archival while RA is designed for legacy streaming audio, internet radio — choose based on your specific workflow needs

Advantages of TTA

  • ✓At its core, TTA relies on lossless encoding — a design choice that makes it perfect for Lossless audio compression, archival.
  • ✓You won't run into compatibility issues with TTA — it's a universal standard across platforms.
  • ✓File size management with TTA: larger files guaranteed to match the original exactly.
  • ✓Every major application in the Lossless audio compression, archival space supports TTA natively.

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.

Common Use Cases for TTA to RA Conversion

  • Sound design
  • Language learning
  • Professional broadcasting
  • Video game audio assets
  • Film soundtracks
  • Radio commercials

Industry Applications

AccessibilityVoice-overAudio ArchivingGame AudioFilm Post-productionAudiobook Publishing

Best Practices for TTA to RA Conversion

  • →Converting TTA to RA: RA uses lossy compression — choose a higher bitrate (320 kbps) for near-CD quality
  • →Normalize audio levels before conversion for consistent playback volume
  • →RA is optimized for streaming — use it for online distribution
  • →Always keep a backup of your original files before converting
  • →Choose the appropriate quality settings for your specific use case

Related Article

Video Compression Guide: Reduce File Size Without Losing Quality

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

Troubleshooting TTA to RA Conversion

  • !Clicks or pops in the converted RA → sample rate conversion can introduce artifacts; use a clean multiple of the source rate
  • !RA file has silence at the beginning or end → trim the source TTA file before converting to avoid unnecessary padding
  • !Stereo image collapsed after converting TTA to RA → verify that the converter preserves channel mapping for multichannel audio
  • !The converted RA clips or distorts at peaks → reduce the gain or apply a limiter before conversion to prevent hard clipping

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

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About TTA and RA

TTA

TTA (True Audio TTA) - True Audio, real-time lossless audio codec. Best for lossless audio compression, archival.

RA

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

Format Comparison

CompressionLossless → Lossy
TransparencyN/A
Use CaseConvert from lossless audio compression, archival to legacy streaming audio, internet radio
File Size~Very small, for streaming after conversion

FAQs

Is converting TTA to RA free?

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

How long does it take to convert TTA to RA?

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

What is RA best used for?

RA is ideal for legacy streaming audio, internet radio. RealAudio, RealNetworks streaming audio format

Does converting TTA to RA lose quality?

Yes, converting TTA to RA uses lossy compression, which reduces file size by discarding some visual data. Set quality to 85-95% for a good balance of quality and file size.

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

RA files are typically 50-80% smaller than TTA files because RA uses efficient lossy compression. The exact reduction depends on quality settings.

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