# Cardiogram

> Apple Watch and wearable analytics for heart health and arrhythmia detection.

## Why it is interesting

Cardiogram's DeepHeart neural net turned consumer wearables into cardio screening tools — a16z Bio led seed before ilumivu acquired it in 2021.

## Profile

- **Stage:** acquired
- **Status:** acquired
- **Industries:** healthcare, ai-ml
- **Coverage:** full
- **Last updated:** 2026-07-24

## Key facts

- Acquired by ilumivu (Oct 2021): cardiovascular monitoring app (PR Newswire)
- Seed (Oct 2016): $2M led by a16z Bio; Homebrew angels participated (TechCrunch)
- Co-investors: no additional institutional investors disclosed in public sources reviewed 2026-07-24
- Source: https://techcrunch.com/2016/10/20/cardiogram-raises-2-million-to-predict-heart-health-issues-using-wearbles/

## Investors in our directory

- https://venturecapitaltracker.com/fund/andreessen-horowitz

## Related articles

- https://venturecapitaltracker.com/2026-a16z-hot-portfolio-companies

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Source: https://venturecapitaltracker.com/startup/cardiogram