# S4DX Samples vs Breathe On

The clearest difference is in-app purchases: S4DX Samples at none against Breathe On's 3. S4DX Samples also leads on iOS requirement (15.5 vs 18.0). Breathe On's advantage is update cadence (weekly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Breathe On sells 3 in-app purchases, starting at $5.99 per month. S4DX Samples asks for nothing beyond the download.

S4DX Samples ships an update every 3 months, Breathe On weekly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | S4DX Samples | Breathe On |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/breathe-on-breathwork-timer/id6743453108/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 80 MB | 14 MB |
| Requires iOS | **15.5** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [S4DX GmbH](https://appshunter.io/developer/1530214621) | [Viktor Murzak](https://appshunter.io/developer/1802971134) |

## What reviewers say

### S4DX Samples

[App page](https://appshunter.io/ios/app/s4dx-samples/id1530214619)

**In-app purchases:** none


### Breathe On

[App page](https://appshunter.io/ios/app/breathe-on-breathwork-timer/id6743453108)

Master breathwork with custom sessions, guided techniques, and visual animations. Track your progress, set smart reminders, and enjoy offline functionality for a complete wellness experience.

**Highlights:** Customizable breathwork sessions, 12+ proven breathing techniques, 5 syncing animations, Daily practice analytics, Smart reminders, Offline functionality

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $5.99 | per month |
| Limited Deal | $29.99 | per year |
| Yearly Premium | $39.99 | per year |


## Frequently asked questions

### Is S4DX Samples free?

S4DX Samples is free to download, with no in-app purchases.

### Is Breathe On free?

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

### Do S4DX Samples or Breathe On have ads?

Neither S4DX Samples nor Breathe On shows ads.

### Which is updated more often, S4DX Samples or Breathe On?

S4DX Samples ships an update every 3 months, and Breathe On weekly. Most recently, S4DX Samples was updated on October 29, 2026 and Breathe On on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*