# Relaxing Rhythms by Unyte vs HeartMath

The clearest difference is rating: HeartMath at 4.9 against Relaxing Rhythms by Unyte's 3.7. HeartMath also leads on update cadence (every 3 weeks vs every 6 months) and ratings volume (4.7K vs 15). Relaxing Rhythms by Unyte's advantage is in-app purchases (none vs 2) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. HeartMath sells 2 in-app purchases, starting at $79.00 per year. Relaxing Rhythms by Unyte asks for nothing beyond the download.

HeartMath holds the better App Store score, 4.9 against 3.7. That said, the two scores are not equally well evidenced: HeartMath has 4.7K ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 58% of Relaxing Rhythms by Unyte's written reviews are positive against 74% of HeartMath's.

Relaxing Rhythms by Unyte ships an update every 6 months, HeartMath every 3 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Relaxing Rhythms by Unyte | HeartMath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (15 ratings)](https://appshunter.io/ios/app/relaxing-rhythms-by-unyte/id958315818/reviews) | **[4.9 (4.7K ratings)](https://appshunter.io/ios/app/heartmath/id6446414998/reviews)** |
| Number of ratings | 15 | **4.7K** |
| Positive reviews | 58.3% of reviews | **73.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Subscription | **Freemium** |
| Size | 639 MB | 185 MB |
| Requires iOS | **7.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Somatic Vision Inc.](https://appshunter.io/developer/313038333) | [HeartMath Inc.](https://appshunter.io/developer/482739914) |

## What reviewers say

### Relaxing Rhythms by Unyte

[App page](https://appshunter.io/ios/app/relaxing-rhythms-by-unyte/id958315818)

This app guides you through a 15-step meditation program to reduce stress and find balance. It offers guided meditations, self-exploration sessions, and real-time tracking of physiological states when paired with a biofeedback device.

**Highlights:** 15-step guided meditation program, Self-exploration meditation sessions, Real-time physiological state tracking, Interactive content library, Expert-led wellness programs

**Features:** macOS Compatibility

**In-app purchases:** none


### HeartMath

[App page](https://appshunter.io/ios/app/heartmath/id6446414998)

This app helps you manage stress, improve focus, and achieve optimal performance by aligning your heart, mind, and emotions. It offers guided sessions, immersive journeys, and coherence practices based on over 30 years of research.

**Highlights:** Real-time HRV Coherence Measurement, Coherence Training, Scientifically Validated Techniques, Guided Learning Sessions, Progress Tracking, Heart-Brain Coherence Benefits

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HeartMath Premium | $79.00 | per year |
| HeartMath Premium | $99.99 | per year |

**What reviewers like**

- 🚀 Huge improvement over previous app
- 👍 Easy to use and highly recommended
- 💡 Loaded with HeartMath techniques and courses
- 👍 Powerful tool for nervous system balance and anxiety reduction
- 👍 Helps achieve a better mental state

**What reviewers complain about**

- 🐛 Connectivity issues with sensor
- 🐛 Sensor not compatible with older devices
- 🐛 App crashes and freezes on newer devices
- 🐛 Inaccurate heart rate and coherence readings
- 🐛 Disruptive screen sleep behavior during sessions

**Reported bugs**

- Sensor connection issues on newer devices
- App crashes and freezes on iPhone 16 Pro
- Inaccurate heart rate and coherence readings
- Screen sleep behavior disrupting sessions

**Requested features**

- Add dark mode option
- Allow playing music/sounds during sessions
- Provide audio feedback on coherence levels
- Add session history customization and details
- Improve sensor compatibility with older devices


## Frequently asked questions

### Is Relaxing Rhythms by Unyte free?

Relaxing Rhythms by Unyte is free to download, with no in-app purchases.

### Is HeartMath free?

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

### Which has better reviews, Relaxing Rhythms by Unyte or HeartMath?

HeartMath is rated higher. Relaxing Rhythms by Unyte averages 3.7 out of 5 from 15 ratings, while HeartMath averages 4.9 from 4.7K ratings.

### Do Relaxing Rhythms by Unyte or HeartMath have ads?

Neither Relaxing Rhythms by Unyte nor HeartMath shows ads.

### Which is updated more often, Relaxing Rhythms by Unyte or HeartMath?

Relaxing Rhythms by Unyte ships an update every 6 months, and HeartMath every 3 weeks. Most recently, Relaxing Rhythms by Unyte was updated on November 1, 2026 and HeartMath on November 3, 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.*