Adaptive Multi-Rate (AMR) is an audio format optimized for speech coding, commonly used in mobile phone voice recordings.
True Audio (TTA) is a free, real-time lossless audio codec that provides efficient compression without compromising audio quality.
Reach for AMR when your priority is mobile voice recordings, speech audio — its efficient compression makes sharing fast and storage minimal.
Reach for TTA when your priority is lossless audio compression, archival — its uncompromising quality ensures every detail is preserved.
Learn more about AMR and TTA formats in our detailed guide.
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AMR (AMR audio) - Adaptive Multi-Rate, compressed speech codec. Best for mobile voice recordings, speech audio.
TTA (True Audio TTA) - True Audio, real-time lossless audio codec. Ideal for lossless audio compression, archival.
Yes, GoConvertFile offers free conversion of AMR to TTA for files up to 100MB. No registration required.
Most AMR to TTA conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.
TTA is ideal for lossless audio compression, archival. True Audio, real-time lossless audio codec
No, converting AMR to TTA does not cause additional quality loss — TTA uses lossless compression. However, any artifacts already present in the original AMR file will persist in the TTA output.
TTA files are typically 2-5x larger than equivalent AMR files because TTA preserves all pixel data. This is expected and necessary for lossless quality.