Opinions expressed by You're reading Entrepreneur India, an international franchise of Entrepreneur Media. Healthtech company Fitterfly working in the field of digital therapeutics (DTx) announced on Wednesday it has raised $3.1 million in a Pre-Series A round led by Fireside Ventures and also saw participation from 9Unicorns—the accelerator fund of Venture Catalysts—Venture Catalysts and a clutch of angel investors from India, the US, and Singapore. Kanwaljit Singh, managing partner, Fireside Ventures also joins as a board member. Fireside is known for investing in startups like boAt, Mamaearth, Vahdam, Yogabar, etc., and helping them become strong consumer brands people love.