---
title: "Cardiogram — App Overview"
url: https://marlvel.ai/apps/com-cardiome
category: Health & Fitness
developer: JOhn Lyons
platforms: ios
rating: 1.4 (5 ratings)
pricing: paid
report_level: overview
generated: 2026-04-23
last_verified: "2026-04-23T07:34:29.131Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** Cardiogram is a specialized, paid utility that prioritizes passive, continuous heart rate observation over active fitness tracking.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Health & Fitness |
| Rating | 1.4 ★ (5) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 3.5 |
| Developer | JOhn Lyons |

<!-- SECTION: Summary -->
## What is Cardiogram?

Cardiogram is an Apple Watch-first utility designed for continuous, real-time heart rate monitoring without the need for manual workout sessions. It provides users with immediate visual feedback on cardio signals, including energy burn, breathing rate, and heart rate variability. The app is intended for casual health tracking and stress awareness rather than structured fitness training.

<!-- SECTION: Key Features -->
## Key Features

- **Live Heart Rate Graph**: Displays a smooth, scrolling visual representation of heart rate data directly on the Apple Watch.
- **Cardio Signal Tracking**: Monitors key metrics including energy burn, breathing rate, and heart rate variability.
- **Continuous Monitoring**: Focuses on passive, moment-to-moment data collection without requiring the user to start or manage workout sessions.
- **iPhone Companion**: Provides an optional secondary interface to mirror and view heart data on a larger screen.

<!-- SECTION: Target Audience -->
## Who is it for?

Casual users seeking continuous, passive heart rate monitoring and physiological insights throughout the day.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/cardiogram/id6758928120?uo=2)
- [Full Intelligence Report](https://marlvel.ai/apps/com-cardiome)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/apps/com-cardiome).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*