# Anti stress breathing exercise vs HEISUNDO

Anti stress breathing exercise and HEISUNDO are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Anti stress breathing exercise ships an update every 2 months, HEISUNDO every 6 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Anti stress breathing exercise | HEISUNDO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (40 ratings)](https://appshunter.io/ios/app/anti-stress-breathing-exercise/id1556434348/reviews)** | — |
| Number of ratings | **40** | — |
| Positive reviews | 67.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 6 MB | 52 MB |
| Requires iOS | 16.6 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Maxime Tant](https://appshunter.io/developer/1478760033) | [BSPORT](https://appshunter.io/developer/1356621553) |

## What reviewers say

### Anti stress breathing exercise

[App page](https://appshunter.io/ios/app/anti-stress-breathing-exercise/id1556434348)

This app guides you through heart coherence breathing exercises to reduce stress and anxiety naturally in just five minutes. Understand the benefits for your health and practice anytime, anywhere.

**Highlights:** Heart coherence breathing, Stress and anxiety reduction, 5-minute sessions, Ergonomic design, Practice anytime, anywhere

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and effective
- 🧘‍♀️ Helps calm stress and anxiety
- 😌 Relaxing and beneficial
- 💖 Appreciated for well-being
- 💯 Top for stress reduction

**What reviewers complain about**

- 💰 Many features are paid
- 💸 Expensive in-app purchases
- 👎 Basic version is too limited
- 😩 Forced to watch ads
- 💡 Free version lacks essential sounds

**Reported bugs**

- Music not synchronized with movement
- Music stops and restarts
- App crashes on iPhone 6 and 7
- Giant advertisement upon pressing start button

**Requested features**

- Add sound cues for breathing
- Allow custom breathing intervals
- Option to close eyes during exercise
- Darker screen color for eye comfort
- Remove breathing prompts


### HEISUNDO

[App page](https://appshunter.io/ios/app/heisundo/id6453527689)

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

**In-app purchases:** none


## Frequently asked questions

### Is Anti stress breathing exercise free?

Anti stress breathing exercise is free to download, with no in-app purchases.

### Is HEISUNDO free?

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

### Do Anti stress breathing exercise or HEISUNDO have ads?

Neither Anti stress breathing exercise nor HEISUNDO shows ads.

### Which is updated more often, Anti stress breathing exercise or HEISUNDO?

Anti stress breathing exercise ships an update every 2 months, and HEISUNDO every 6 weeks. Most recently, Anti stress breathing exercise was updated on November 3, 2026 and HEISUNDO 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.*