# Waff vs HeartMath

The clearest difference is in-app purchases: Waff at none against HeartMath's 5. Waff also leads on review sentiment (100% vs 74%) and device support (3 vs 1). HeartMath's advantage is ads (none vs shown) and ratings volume (4.6K vs 6). On price and rating there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Waff against 4.9 for HeartMath. That said, the two scores are not equally well evidenced: HeartMath has 4.6K ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 100% of Waff's written reviews are positive against 74% of HeartMath's.

Waff ships an update every 2 months, HeartMath every 3 weeks. The most recent releases landed on September 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Waff | HeartMath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/waff/id1614131609/reviews)** | [4.9 (4.6K ratings)](https://appshunter.io/ios/app/heartmath/id6446414998/reviews) |
| Number of ratings | 6 | **4.6K** |
| Positive reviews | **100.0% of reviews** | 73.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Ad-supported** | Freemium |
| Size | 31 MB | 185 MB |
| Requires iOS | **13.4** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Waff](https://appshunter.io/developer/1614131611) | [HeartMath Inc.](https://appshunter.io/developer/482739914) |

## What reviewers say

### Waff

[App page](https://appshunter.io/ios/app/waff/id1614131609)

This app provides personalized routines and educational content for fitness, rehabilitation, and wellness. It's designed for professionals and individuals seeking to improve internal awareness, posture, and overall health through guided exercises.

**Highlights:** Personalized routines, Educational content, Professional workflow integration, Fitness, pilates, and yoga routines, Rehabilitation and wellness applications, Guided exercise demonstrations

**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 (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


## Frequently asked questions

### Is Waff free?

Waff 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, Waff or HeartMath?

Waff is rated higher. Waff averages 5.0 out of 5 from 6 ratings, while HeartMath averages 4.9 from 4.6K ratings.

### Do Waff or HeartMath have ads?

Waff shows ads; HeartMath does not.

### Which is updated more often, Waff or HeartMath?

Waff ships an update every 2 months, and HeartMath every 3 weeks. Most recently, Waff was updated on September 24, 2026 and HeartMath on October 14, 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.*