# Heart Graph vs HRV Tracker for Watch

Heart Graph and HRV Tracker for Watch both sit at 4.5 stars, but that hides the real split: 87% of Heart Graph's written reviews are positive against 41% of HRV Tracker for Watch's. Heart Graph also leads on monetization model (free with in-app purchases vs subscription) and update cadence (fortnightly vs monthly). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Heart Graph sells 2 one-off in-app purchases and HRV Tracker for Watch sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.5 for Heart Graph against 4.5 for HRV Tracker for Watch. Both are backed by a comparable volume of ratings — 1.2K and 952 respectively. Written reviews are what separate them: 87% of Heart Graph's written reviews are positive against 41% of HRV Tracker for Watch's.

Heart Graph ships an update fortnightly, HRV Tracker for Watch monthly. Both last shipped on November 6, 2026.

## The numbers

| Metric | Heart Graph | HRV Tracker for Watch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (1.2K ratings)](https://appshunter.io/ios/app/heart-graph/id591655999/reviews)** | [4.5 (952 ratings)](https://appshunter.io/ios/app/hrv-tracker-for-watch/id1463020956/reviews) |
| Number of ratings | **1.2K** | 952 |
| Positive reviews | **86.5% of reviews** | 41.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 32 MB | 25 MB |
| Requires iOS | **17.0** | 18 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Smoky Cat Software Ltd.](https://appshunter.io/developer/508703406) | [Sydvesti Oy](https://appshunter.io/developer/912783647) |

## What reviewers say

### Heart Graph

[App page](https://appshunter.io/ios/app/heart-graph/id591655999)

Track your heart rate in real-time and analyze trends over time. Understand your body's response to training and general health with detailed graphs and statistics. Import data from Apple Health for a comprehensive view of your fitness journey.

**Highlights:** Real-time heart rate graphing, Apple Health integration, Session comparison and statistics, Heart rate zone analysis, Planned workout design, Heart rate alarms, Background data recording

**Features:** macOS Compatibility, Apple Watch app, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Ad-Free Software | $0.99 | one-time |
| Premium Features | $2.99 | one-time |

**What reviewers like**

- 👍 Excellent for heart rate monitoring
- 🚀 Reliable and accurate data
- 💡 Customizable heart rate zones
- 🔒 No data collection or ads
- 👍 Simple and intuitive interface

**What reviewers complain about**

- 🐛 Occasional connectivity issues
- 🐛 Calorie calculations can be inaccurate
- 🔋 Battery drain on some devices
- 👎 Limited free version, premium features require payment

**Reported bugs**

- Workouts not always syncing correctly
- App crashes or freezes on some devices

**Requested features**

- Add minimum heart rate to metrics
- Integrate with more fitness apps and devices
- Improve customization options for workout labels
- Display heart rate on the workout selection screen


### HRV Tracker for Watch

[App page](https://appshunter.io/ios/app/hrv-tracker-for-watch/id1463020956)

Monitor your body's stress levels and recovery by tracking heart rate variability (HRV) using your Apple Watch. Analyze trends, compare HRV to other health metrics, and receive personalized notifications to understand how daily activities impact your well-being.

**Highlights:** Track short-term and long-term HRV trends, Compare HRV to activity, sleep, and resting heart rate, Receive HRV change notifications on Apple Watch, View HRV Trend Summary (experimental), Integrates with Apple Health app, Capture HRV data via Mindfulness app

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Yearly Premium | $19.99 | per year |


## Frequently asked questions

### Is Heart Graph free?

Heart Graph is free to download, with in-app purchases available.

### Is HRV Tracker for Watch free?

HRV Tracker for Watch is free to download, with in-app purchases available.

### Which has better reviews, Heart Graph or HRV Tracker for Watch?

Heart Graph is rated higher. Heart Graph averages 4.5 out of 5 from 1.2K ratings, while HRV Tracker for Watch averages 4.5 from 952 ratings.

### Do Heart Graph or HRV Tracker for Watch have ads?

Neither Heart Graph nor HRV Tracker for Watch shows ads.

### Which is updated more often, Heart Graph or HRV Tracker for Watch?

Heart Graph ships an update fortnightly, and HRV Tracker for Watch monthly. Most recently, Heart Graph was updated on November 6, 2026 and HRV Tracker for Watch on November 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*