Stethophone provides AI software that uses biological signals to help detect disease.
Founded in 2019 and based in St. John's, Canada, Sparrow Acoustics develops AI software for capturing and processing biological signals to detect conditions including heart and lung disease. In October 2025, it raised USD 10 million in venture funding co-led by Killick Capital and Klister Credit, with participation from the Government of Newfoundland and Labrador, Brinex Capital, and Pelorus Venture Capital. The funding will support wider U.S. deployment of its smartphone-based cardiac AI technology.
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