The round – which follows a summer in Y Combinator – was led by General Catalyst with participation from GSV Ventures, Shrug Capital, Next 10 Ventures, BDMI, Runway Fund, GFC, as well as Dave Gilboa (Founder, Warby Parker), Neil Blumenthal (Founder, Warby Parker), Jeff Raider (Founder, Warby Parker, Harry’s), and Joey Zwillinger (Founder, Allbirds) through their Good Friends fund and angel investors Chad Hurley (Founder, YouTube) and Zach Klein (Founder Vimeo, DIY.org) among many others.

The company, which also announced the beta launch of its mobile app, now available for download on iOS, intends to use the funds to further grow and develop the team and product.

Led by founder and CEO James Ruben, Hellosaurus provides a mobile app for families filled with active play experiences that support kids’ cognitive and social development, and offers a toolkit for creators to make immersive, interactive content.
Hellosaurus enables audience participation by leveraging mobile technologies like multi-touch screens, microphones, and cameras.

The platform is already home to a number of household names and YouTube stars with a combined global reach of over 200M, including Mother Goose Club, Kids Diana, Mar Mar Land, Super Simple, The Onyx Family, The Laurie Berkner Band, Highlight Magazine, Cosmic Kids Yoga, and many more.