
Whispp’s language independent AI technology and calling app converts whispered speech and vocal cord impaired speech into a clear and natural voice of your choice, without any delay. By providing recordings, your Whispp voice will even sound like your own healthy voice! With the Whispp app you can reach anyone you want on their mobile or fixed number. The other person does not have to download the app. You can ask family and friends to do so. Whispp is free for them and they can always call and video call you on your Whispp app.

Whispp’s language independent AI technology and calling app converts whispered speech and vocal cord impaired speech into a clear and natural voice of your choice, without any delay. By providing recordings, your Whispp voice will even sound like your own healthy voice! With the Whispp app you can reach anyone you want on their mobile or fixed number. The other person does not have to download the app. You can ask family and friends to do so. Whispp is free for them and they can always call and video call you on your Whispp app.
What they do: Real-time AI audio-to-audio conversion that turns whispered or vocal-cord–impaired speech into a clear, natural-sounding voice for calls and messaging
Headquarters: Leiden, The Netherlands
Founders: Joris Castermans (CEO) and Akash Raj Komarlu (Co‑founder/CTO)
Product: Mobile app (iOS/Android) with phone-calling features and optional personalized voice from recordings
Recent funding: Seed round announced Jan 9, 2024 (~€750,000) led by LUMO Labs
Assistive speech technology for voice disabilities and severe stuttering
2018
Assistive technology / Speech AI
≈€750,000
“Seed round led by LUMO Labs with additional investors listed (reported sources name LEH and others)”
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