This is the mobile version of Opentown Studio.
It supports avatar broadcasting and recording through motion tracking using the camera. It also has a feature to transmit improved tracking information to the Opentown Studio desktop app.
starting from iPhone X and above.
Terms of use:
https://opentown-vtuber-studio.s3.ap-northeast-2.amazonaws.com/document/2023.03.29-E-Opentown-Studio-Terms-of-Service-effective-v1-eng.pdf