# HeartMath vs Mood Snapshot

The clearest difference is rating: HeartMath at 4.9 against Mood Snapshot's 2.0. HeartMath also leads on ratings volume (4.6K vs 1). Mood Snapshot's advantage is in-app purchases (none vs 5) and iOS requirement (16.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. HeartMath sells 4 in-app purchases, starting at $39.00 per year. Mood Snapshot asks for nothing beyond the download.

HeartMath holds the better App Store score, 4.9 against 2.0. That said, the two scores are not equally well evidenced: HeartMath has 4.6K ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 19, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | HeartMath | Mood Snapshot |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (4.6K ratings)](https://appshunter.io/ios/app/heartmath/id6446414998/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/mood-snapshot/id6503913823/reviews) |
| Number of ratings | **4.6K** | 1 |
| Positive reviews | 73.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Freemium | **Free** |
| Size | 185 MB | 54 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [HeartMath Inc.](https://appshunter.io/developer/482739914) | [Avicenna Research Inc.](https://appshunter.io/developer/1137173051) |

## What reviewers say

### 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 (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HeartMath Premium | $39.00 | per year |
| HeartMath Premium | $59.00 | per year |
| 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


### Mood Snapshot

[App page](https://appshunter.io/ios/app/mood-snapshot/id6503913823)

Participate in wellbeing research by completing daily surveys. Receive reminders and access information about the "What Matters for Wellbeing" study. Track your responses to contribute to scientific understanding.

**Highlights:** Participate in wellbeing research, Complete baseline survey, Receive daily survey reminders, Access study information, Track survey responses

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HeartMath free?

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

### Is Mood Snapshot free?

Mood Snapshot is free to download, with no in-app purchases.

### Which has better reviews, HeartMath or Mood Snapshot?

HeartMath is rated higher. HeartMath averages 4.9 out of 5 from 4.6K ratings, while Mood Snapshot averages 2.0 from 1 ratings.

### Do HeartMath or Mood Snapshot have ads?

Neither HeartMath nor Mood Snapshot shows ads.

### Which is updated more often, HeartMath or Mood Snapshot?

HeartMath ships an update every 3 weeks, and Mood Snapshot every 3 weeks. Most recently, HeartMath was updated on October 19, 2026 and Mood Snapshot on September 29, 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.*