Laugh Apr 2026

Research into human laughter identifies several distinct acoustic "features" used for analysis or AI classification: Fundamental Frequency (

: 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. : Newer technology like the Rich Laugh app

: 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.

: Newer technology like the Rich Laugh app uses AI algorithms to analyze a recorded 5-second laugh to determine its "vibe". For a creative look at how laughter can

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

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

For a creative look at how laughter can be used as a production tool, watch how to add laugh tracks to your own videos: How to Add a Laugh Track to a Video YouTube• May 23, 2022