# BreathTuner HRV vs Rohschliff Studio

The clearest difference is price: Rohschliff Studio at Free against BreathTuner HRV's $3.99. Rohschliff Studio also leads on in-app purchases (none vs 4). BreathTuner HRV's advantage is update cadence (every 3 months vs every 7 months). On ads, device support and iOS requirement there is nothing between them.

Rohschliff Studio is free to download; BreathTuner HRV costs $3.99 up front. BreathTuner HRV sells 4 one-off in-app purchases. Rohschliff Studio asks for nothing beyond the download.

BreathTuner HRV ships an update every 3 months, Rohschliff Studio every 7 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | BreathTuner HRV | Rohschliff Studio |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.4 (38 ratings)](https://appshunter.io/ios/app/breathtuner-hrv/id1562688066/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 21.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Paid | — |
| Size | 156 MB | 51 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Erwin Gabler](https://appshunter.io/developer/1214360314) | [BSPORT](https://appshunter.io/developer/1356621553) |

## What reviewers say

### BreathTuner HRV

[App page](https://appshunter.io/ios/app/breathtuner-hrv/id1562688066)

Discover your optimal breathing rate to harmonize your mind and body. This app analyzes your breathing and heart rate variability to guide you to your personal resonance frequency. Enhance meditation and daily exercises for improved well-being.

**Highlights:** Find personal optimal breathing frequency, Analyze breathing and heart rate variability (HRV), Guided breathing exercises, Integrates with Apple Health, Uses iPhone camera for pulse detection, Optional chest strap support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Eternity VaYou Sound | $3.99 | one-time |
| Wind & Waves VaYou Sound | $3.99 | one-time |
| Burma Bliss VaYou Sound | $3.99 | one-time |
| BreathTuner - Pro | $8.99 | one-time |


### Rohschliff Studio

[App page](https://appshunter.io/ios/app/rohschliff-studio/id6742844105)

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

**In-app purchases:** none


## Frequently asked questions

### Is BreathTuner HRV free?

BreathTuner HRV costs $3.99, and also offers in-app purchases.

### Is Rohschliff Studio free?

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

### Do BreathTuner HRV or Rohschliff Studio have ads?

Neither BreathTuner HRV nor Rohschliff Studio shows ads.

### Which is updated more often, BreathTuner HRV or Rohschliff Studio?

BreathTuner HRV ships an update every 3 months, and Rohschliff Studio every 7 months. Most recently, BreathTuner HRV was updated on October 25, 2026 and Rohschliff Studio on October 25, 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.*