Why Appen?

For over 20 years, Appen has worked with companies around the world to improve their speech and machine learning-based solutions by providing high quality, human annotated data. Our secure facilities allow for the handling of all types of sensitive data sets, ensuring the privacy of your customer data.

Our data services


  • Consultative Services

    We work closely with your team to develop a customized program that addresses your unique business challenges.

  • Crowdsourcing

    With Appen's skilled global crowd, you can quickly and cost-effectively scale your program to better meet customer needs.

  • Data Annotation

    Improve your machine learning-based products with high-quality, human-annotated training data.

  • Secure Services

    Use secure services when working with any datasets where privacy is a key concern.

Find jobs. Get help with your application. Learn about working with Appen.

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Improve your training data

Scale your machine learning with high-quality, human-annotated data. Talk with one of our experts today.


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