# Breathing Zone vs Camera Heart Rate Variability

The clearest difference is review sentiment: Breathing Zone at 81% against Camera Heart Rate Variability's 28%. Breathing Zone also leads on price (Free vs $6.99) and rating (4.8 vs 2.8). Camera Heart Rate Variability's advantage is iOS requirement (12.0 vs 15.0). On ads, in-app purchases and monetization model there is nothing between them.

Breathing Zone is free to download; Camera Heart Rate Variability costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Breathing Zone holds the better App Store score, 4.8 against 2.8. That said, the two scores are not equally well evidenced: Breathing Zone has 3.8K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 81% of Breathing Zone's written reviews are positive against 28% of Camera Heart Rate Variability's.

Breathing Zone ships an update every 2 weeks, Camera Heart Rate Variability every 4 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | Breathing Zone | Camera Heart Rate Variability |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | **[4.8 (3.8K ratings)](https://appshunter.io/ios/app/breathing-zone-breathwork/id369838631/reviews)** | [2.8 (8 ratings)](https://appshunter.io/ios/app/camera-heart-rate-variability/id788460316/reviews) |
| Number of ratings | **3.8K** | 8 |
| Positive reviews | **81.2% of reviews** | 27.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free | Free |
| Size | 67 MB | 32 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple TV, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tane Langton](https://appshunter.io/developer/1792259855) | [A.S.M.A. B.V.](https://appshunter.io/developer/1066843463) |

## What reviewers say

### Breathing Zone

[App page](https://appshunter.io/ios/app/breathing-zone-breathwork/id369838631)

Reduce stress, improve mood, and feel more relaxed and energized with guided breathing exercises. This app uses scientifically based therapeutic techniques to help lower heart rate and potentially blood pressure. Discover mindfulness one breath at a time.

**Highlights:** Guided breathing exercises, Stress reduction, Mood improvement, Relaxation and energy boost, Therapeutic breathing techniques, Breathing analyzer

**Features:** Apple Watch app

**In-app purchases:** none

**What reviewers like**

- 🌟 Amazing app
- 👍 Simple and effective
- 🎨 Beautiful visuals
- 🔊 Customizable sounds
- 🕰️ Flexible session settings

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- ⚠️ Timing issues with breathing rate
- 🔒 Lack of syncing across devices
- 🔇 Notification sounds can be disruptive
- 📊 Lack of progress tracking or statistics

**Reported bugs**

- Breathing rate not matching set value
- Visual elements not centered on older devices
- Sudden audio cutoff at end of session
- Syncing issues between mobile and Apple Watch

**Requested features**

- Longer session duration options
- More breathing pattern variations
- Ability to adjust inhale/exhale ratio
- Breath hold functionality
- Integration with health/fitness apps


### Camera Heart Rate Variability

[App page](https://appshunter.io/ios/app/camera-heart-rate-variability/id788460316)

Measure heart rate variability using your phone's camera without external devices. Analyze time and frequency domain features to understand cardiac autonomic regulation, stress levels, and training impact.

**Highlights:** Record and plot HRV data, Extract time and frequency domain features, No heart rate monitor required, Configurable time window for analysis, Automatic RR-interval correction, Event annotation and comparison, Data export to iTunes and Dropbox

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Breathing Zone free?

Breathing Zone is free to download, with no in-app purchases.

### Is Camera Heart Rate Variability free?

Camera Heart Rate Variability costs $6.99, with no in-app purchases.

### Which has better reviews, Breathing Zone or Camera Heart Rate Variability?

Breathing Zone is rated higher. Breathing Zone averages 4.8 out of 5 from 3.8K ratings, while Camera Heart Rate Variability averages 2.8 from 8 ratings.

### Do Breathing Zone or Camera Heart Rate Variability have ads?

Neither Breathing Zone nor Camera Heart Rate Variability shows ads.

### Which is updated more often, Breathing Zone or Camera Heart Rate Variability?

Breathing Zone ships an update every 2 weeks, and Camera Heart Rate Variability every 4 months. Most recently, Breathing Zone was updated on November 1, 2026 and Camera Heart Rate Variability on November 1, 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.*