
Save Time and Effort when Building Machine Learning Products
The Appen platform combines cutting-edge models and human intelligence from over one million people all over the world to create the highest-quality training data for your ML projects.
Data Annotation Tools
Enterprise Capabilities

Our Quaiity Audit feature allows customers to audit their data enabling them to improve quality if needed before they train their model.
Types of Annotation Capabilities We Offer


Secure Data Access
Data security requirements are met for customers working with personally identifiable information (PII), protected health information (PHI), and other sophisticated compliance needs.
Enterprise-level security to protect sensitive client data




Secure Crowd
We offer a suite of secure service offerings with flexible options to ensure data security via secure facilities, secure remote workers, and onsite services to meet specific business needs.
Enterprise-level security to protect sensitive client data




Secure Facilities
We have sites in multiple geographies to support projects with Personally Identifiable Information (PII) and other sensitive data, as well as the right people, policies, and processes in place for a range of security levels, up to government level certification.
Enterprise-level security to protect sensitive client data




Secure Workspace
With our ISO 27001 accredited remote Secure Workspace solution, our global crowd can work on your sensitive projects remotely, without having to access a physical secure facility. This allows the diversity of our remote crowd to reduce bias and support multiple languages even through global disruptions.
Enterprise-level security to protect sensitive client data





Machine Learning
Platform Tour
Explore our cutting-edge annotation platform using the navigation available in the interactive tour. You will be able to see how you can create annotation jobs, define test questions and configure details all the way to launching the annotation job.