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How to Use Unity and echoAR for Body Occlusion [Tutorial]

_echoar_ profile image echoAR ・2 min read

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Here’s a great example demo for simple human body occlusion with Unity, AR Foundation, and echoAR. The full demo can also be found on echoAR’s GitHub.

Note: this demo requires an iOS device with A12 bionic chip running iOS 13.


Don’t have an API key? Make sure to register for FREE at echoAR.


  • Clone this project and open in Unity.
  • Load the PeopleOcclusion scene from the Assets/Scenes folder in Unity.
  • Set your echoAR API key in the echoAR prefab.
  • Add your own images or images from the Images folder to the echoAR console.


  • Upload the images from the Image folder to your project.
  • Build and run the AR application. Click the Add Open Scenes button below Scenes In Build. Verify that the Scenes\PeopleOcclusion scene is ticked in the Scenes in Build list and click Build And Run.

Learn more

Refer to our documentation to learn more about how to use Unity and echoAR.


Feel free to reach out at or join our support channel on Slack.


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echoAR (; Techstars ’19) is a cloud platform for augmented reality (AR) and virtual reality (VR) that provides tools and server-side infrastructure to help developers & companies quickly build and deploy AR/VR apps and experiences.

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