# Smile Detection with DeepAR SDK in React Native

**URL:** <https://forum.deepar.ai/t/smile-detection-with-deepar-sdk-in-react-native/1214>\
**Category:** SDK\
**Tags:** face-tracking\
**Created:** [October 21, 2025, 9:08am UTC](https://forum.deepar.ai/t/smile-detection-with-deepar-sdk-in-react-native/1214 "2025-10-21T09:08:18Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Husnain\_Nasir](https://dub1.discourse-cdn.com/flex017/user_avatar/forum.deepar.ai/husnain_nasir/32/1222_2.png) [@Husnain\_Nasir](https://forum.deepar.ai/u/Husnain_Nasir)\
**Post date:** [October 21, 2025, 9:08am UTC](https://forum.deepar.ai/t/smile-detection-with-deepar-sdk-in-react-native/1214/1 "2025-10-21T09:08:18Z")

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Can we detect smiling using the DeepAR SDK in React Native? I have a feature that requires detecting the number of seconds a user is smiling while filters are applied to their face.