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Krisp’s smart noise-cancelling gets official release and pricing

Tech Crunch 12 Jun 2019 04:40

Background noise on calls could be a thing of the past if Krisp has anything to do with it. The app, now available on Windows and Macs after a long beta, uses machine learning to silence the bustle of a home, shared office, or coffee shop so your voice and the voices of others comes through clearly.

I first encountered Krisp in prototype form when we were visiting UC Berkeley’s Skydeck accelerator, which ended up plugging $500,000 into the startup alongside $1.5M round from Sierra Ventures and Shanda Group.

Like so many apps and services these days, Krisp uses machine learning. But unlike many of them, it uses the technology in a fairly straightforward, easily understandable way.

The machine learning model the company has created is trained to recognize the voice of a person talking into a microphone. By definition pretty much everything else is just noise — so the model just sort of subtracts it from the waveform, leaving your audio clean even if there’s a middle school soccer team invading the cafe where you’re running the call from.

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KrispSlackSierra VenturesShanda Group
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