# Advanced Buteyko vs NTX Apnea

The clearest difference is rating: NTX Apnea at 4.9 against Advanced Buteyko's 4.1. NTX Apnea also leads on review sentiment (100% vs 71%). Advanced Buteyko's advantage is iOS requirement (12.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

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

NTX Apnea holds the better App Store score, 4.9 against 4.1. Both are backed by a comparable volume of ratings — 30 and 66 respectively. Written reviews point the same way: 71% of Advanced Buteyko's written reviews are positive against 100% of NTX Apnea's.

Advanced Buteyko ships an update every 2 weeks, NTX Apnea every 10 days. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Advanced Buteyko | NTX Apnea |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (30 ratings)](https://appshunter.io/ios/app/advanced-buteyko/id989630827/reviews) | **[4.9 (66 ratings)](https://appshunter.io/ios/app/ntx-apnea/id1568508146/reviews)** |
| Number of ratings | 30 | **66** |
| Positive reviews | 70.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Monetization | Free | Free |
| Size | 131 MB | 64 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Eduard Reuvers](https://appshunter.io/developer/602976069) | [Mariusz Kociubinski](https://appshunter.io/developer/1568496751) |

## What reviewers say

### Advanced Buteyko

[App page](https://appshunter.io/ios/app/advanced-buteyko/id989630827)

Learn advanced breathing techniques with guided levels and spoken instructions. Track your progress and see how your heart rate is affected by your breathing. Suitable for all levels, with advanced exercises for course participants.

**Highlights:** 61 Buteyko Breathing levels, Spoken instructions, Heart rate tracking integration, Guided by certified instructors, Progressive skill development

**Features:** macOS Compatibility

**In-app purchases:** none


### NTX Apnea

[App page](https://appshunter.io/ios/app/ntx-apnea/id1568508146)

This app offers a comprehensive system for freediving and spearfishing training, focusing on improving breath-hold, awareness, and relaxation. It provides a variety of exercises with detailed instructions and expert guidance to suit all experience levels.

**Highlights:** Breath-hold training exercises, Breathing and relaxation exercises, Customizable training parameters, In-app exercise history, Automatic difficulty adjustment, Audio and video guidance

**In-app purchases:** none


## Frequently asked questions

### Is Advanced Buteyko free?

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

### Is NTX Apnea free?

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

### Which has better reviews, Advanced Buteyko or NTX Apnea?

NTX Apnea is rated higher. Advanced Buteyko averages 4.1 out of 5 from 30 ratings, while NTX Apnea averages 4.9 from 66 ratings.

### Do Advanced Buteyko or NTX Apnea have ads?

Neither Advanced Buteyko nor NTX Apnea shows ads.

### Which is updated more often, Advanced Buteyko or NTX Apnea?

Advanced Buteyko ships an update every 2 weeks, and NTX Apnea every 10 days. Most recently, Advanced Buteyko was updated on November 6, 2026 and NTX Apnea on November 7, 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.*