# Clue

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/clue

- Industry: Healthcare IT
- Headquarters: Berlin, Germany
- Website: www.helloclue.com
- Total disclosed funding: $53M
- Latest round: Series C (May 24, 2023)
- Investors on record: 11

## About

Clue is a Berlin-based technology company that offers a science-driven menstrual and reproductive health application, assisting users in tracking their bodies, periods, and ovulation cycles with personalized insights. Founded in 2013 in Berlin, Germany, Clue develops a health application focusing on menstrual and reproductive health.In January 2026, Clue raised an undisclosed amount of growth capital funding from Verdane. The founders, Hans Raffauf and Ida Tin, have backgrounds in health tech and have driven the company to achieve a current valuation of EUR 63.222 mn. Clue offers a science-based menstrual and reproductive health application that includes Clue Basic and Clue Plus. These products provide users with tracking capabilities for menstrual cycles, ovulation, and reproductive health insights. Clue serves a global customer base exceeding 10 million users, targeting individuals preparing for conception, women experiencing menopause, and those seeking to understand their menstrual health better. The app is accessible in North America, Europe, and select parts of Latin America and Asia. The company utilizes a subscription-based model with free and premium tiers, generating income primarily through subscriptions to Clue Plus, which offers advanced features and insights. The company will use the January 2026 funding to accelerate its next phase of growth by enhancing product innovation, expanding global reach, investing in healthcare partnerships and research, strengthening privacy and security measures, and advancing technology for more personalized care.

## Funding rounds

- Series C, May 24, 2023, $7.5M — Sunrise Capital Partners, Union Square Ventures, NGP Capital, Balderton Capital, Mosaic Ventures, Atlantic Labs, Adjacent Ventures
- Series C, Jul 15, 2021, $19M — NGP Capital, Balderton Capital, Clue, Atlantic Labs, Future Positive Capital, Adjacent Ventures
- Series B, Nov 30, 2016, $20M — Union Square Ventures, NGP Capital, Mosaic Ventures, FJ Labs, Giving Wings (Pty) Ltd
- Series A, Oct 9, 2015, $7M — Sunrise Capital Partners, Union Square Ventures, Mosaic Ventures

## Investors

- Sunrise Capital Partners — Series A, Series C
- Union Square Ventures (https://capitalatlas.ai/funds/union-square-ventures) — Series A, Series B, Series C
- Mosaic Ventures (https://capitalatlas.ai/funds/mosaic-ventures) — Series A, Series B, Series C
- NGP Capital (https://capitalatlas.ai/funds/ngp-capital) — Series B, Series C
- FJ Labs (https://capitalatlas.ai/funds/fj-labs) — Series B
- Giving Wings (Pty) Ltd — Series B
- Balderton Capital (https://capitalatlas.ai/funds/balderton-capital) — Series C
- Clue — Series C
- Atlantic Labs (https://capitalatlas.ai/funds/atlantic-labs) — Series C
- Future Positive Capital (https://capitalatlas.ai/funds/future-positive-capital) — Series C
- Adjacent Ventures (https://capitalatlas.ai/funds/adjacent-ventures) — Series C