California-based NeuroTrack Technologies, a digital health company, has raised $21 million in Series C funding.

Existing backer, Khosla Ventures, led the financing with participation from Dai-ichi Life, SOMPO Holdings, Sozo Ventures, Rethink Impact, and AME Cloud Partners.

NeuroTrack plans to use the money raised from the round to drive adoption of its memory health program, and continue development and partnerships in global markets.

The latest financing round brings the company's total funding raised to date to over $50 million.