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Little Endian releases MeterWorx Loudness SDK

Little Endian

Little Endian today announced the release of MeterWorx Loudness SDK (Software Development Kit) for Windows, Mac OS X and iOS. The SDK enables software developers to easily and efficiently add loudness and true-peak measurement to their applications. The SDK is completely compatible with latest international standards for loudness measurement: ITU-R BS.1770-3, and EBU R 128.

"We are very happy to release the Loudness SDK as first member of our MeterWorx series of products related to audio measurement and analysis." said Danijel Domazet, Chief Executive Officer at Little Endian.

MeterWorx Loudness SDK has a small footprint, high performance and low memory usage. The SDK is available for evaluation and purchase immediately via Little Endian's Developers web page. Pricing is available upon request.


  • Compliant to ITU-R Recommendation BS.1770-3: "Algorithms to measure audio programme loudness and true-peak audio level".
  • Compliant to EBU – Recommendation R 128: "Loudness normalisation and permitted maximum level of audio signals".
  • Programme loudness (momentary, short-term, and integrated).
  • Loudness range.
  • True-peak.
  • Release and debug versions.
  • Detailed documentation.


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