# Pro Breathwork App vs Calibre Plus

Pro Breathwork App and Calibre Plus 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. Pro Breathwork App sells 8 one-off in-app purchases and Calibre Plus sells 1 in-app purchase, starting at $25.00 per month. Whichever you choose, the download price is not the number that matters.

Pro Breathwork App ships an update every 2 months, Calibre Plus every 3 months. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Pro Breathwork App | Calibre Plus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 110 MB | 50 MB |
| Requires iOS | 15.2 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [JACKSON HEALTH AND FITNESS LIMITED](https://appshunter.io/developer/1664059444) | [CALIBRE RESULTS & COACHING PTY LTD](https://appshunter.io/developer/1768279256) |

## What reviewers say

### Pro Breathwork App

[App page](https://appshunter.io/ios/app/pro-breathwork-app/id1664059442)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Foundations of Breathing | Free | one-time |
| Breathwork: Stress & Anxiety | Free | one-time |
| Mastering Breathing Light | $9.99 | one-time |
| Sports Performance | $99.99 | one-time |
| Breathwork for Movement | $99.99 | one-time |
| BREATHE EASY Programme | $99.99 | one-time |
| High Intensity Breath Training | $99.99 | one-time |
| 10 Week Ultimate Program | $199.99 | one-time |


### Calibre Plus

[App page](https://appshunter.io/ios/app/calibre-plus/id6680195223)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calibre Plus | $25.00 | per month |


## Frequently asked questions

### Is Pro Breathwork App free?

Pro Breathwork App is free to download, with in-app purchases available.

### Is Calibre Plus free?

Calibre Plus is free to download, with in-app purchases available.

### Do Pro Breathwork App or Calibre Plus have ads?

Neither Pro Breathwork App nor Calibre Plus shows ads.

### Which is updated more often, Pro Breathwork App or Calibre Plus?

Pro Breathwork App ships an update every 2 months, and Calibre Plus every 3 months. Most recently, Pro Breathwork App was updated on October 11, 2026 and Calibre Plus on October 5, 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.*