# Spirogram vs ZEPHYRx Breathe Easy

The clearest difference is update cadence: ZEPHYRx Breathe Easy at every 6 weeks against Spirogram's every 3 months. Spirogram's advantage is iOS requirement (10.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Spirogram ships an update every 3 months, ZEPHYRx Breathe Easy every 6 weeks. The most recent releases landed on September 26, 2026 and July 20, 2026 respectively.

## The numbers

| Metric | Spirogram | ZEPHYRx Breathe Easy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (16 ratings)](https://appshunter.io/ios/app/zephyrx-breathe-easy/id1499406809/reviews)** |
| Number of ratings | — | **16** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 53 MB | 361 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Curavista BV](https://appshunter.io/developer/1021948460) | [Jamboxx](https://appshunter.io/developer/1399569546) |

## What reviewers say

### Spirogram

[App page](https://appshunter.io/ios/app/spirogram/id1356105028)

**Features:** macOS Compatibility

**In-app purchases:** none


### ZEPHYRx Breathe Easy

[App page](https://appshunter.io/ios/app/zephyrx-breathe-easy/id1499406809)

This app guides users through spirometry tests with step-by-step instructions and motivational messages. It connects to a Bluetooth spirometer, records results, and sends data to a provider dashboard. Features include reminders, video coaching, and breathing exercise games.

**Highlights:** Step-by-step spirometry guidance, Bluetooth spirometer connectivity, Real-time data to provider dashboard, Spirometry task reminders, In-app video coaching, Breathing exercise games

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spirogram free?

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

### Is ZEPHYRx Breathe Easy free?

ZEPHYRx Breathe Easy is free to download, with no in-app purchases.

### Do Spirogram or ZEPHYRx Breathe Easy have ads?

Neither Spirogram nor ZEPHYRx Breathe Easy shows ads.

### Which is updated more often, Spirogram or ZEPHYRx Breathe Easy?

Spirogram ships an update every 3 months, and ZEPHYRx Breathe Easy every 6 weeks. Most recently, Spirogram was updated on September 26, 2026 and ZEPHYRx Breathe Easy on July 20, 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.*