Laugh

: On platforms like TikTok , creators can use live effects such as the laugh icon to trigger interactive sounds for their audience during a stream.

: Newer technology like the Rich Laugh app uses AI algorithms to analyze a recorded 5-second laugh to determine its "vibe". : On platforms like TikTok , creators can

: A standard audio feature in comedy productions and video editors like Kapwing where pre-recorded laughter is added to a video to create a sense of community and highlight jokes. ) : The pitch of the laugh, which

) : The pitch of the laugh, which varies significantly between voluntary and involuntary instances. the interval between those notes

: Applications like Laugh Party and Laugh out loud offer features to trigger various types of laughter (e.g., giggles, belly laughs) directly from a device or Apple Watch. Acoustic and Scientific Features

: These include the duration of "bursts" (vowel-like notes), the interval between those notes, and the overall intensity/volume decay of the laughter.