# Lung Logger vs COPD Tracker Diary

The clearest difference is in-app purchases: Lung Logger at none against COPD Tracker Diary's 14. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. COPD Tracker Diary sells 14 in-app purchases, starting at $4.95 per month. Lung Logger asks for nothing beyond the download.

## The numbers

| Metric | Lung Logger | COPD Tracker Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/lung-logger-health-tracker/id6760603206/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 42 MB | 199 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 17+ | 12+ |
| Developer | [KMB Scientific, LLC](https://appshunter.io/developer/1885260446) | [Digital Therapeutics](https://appshunter.io/developer/1721663167) |

## What reviewers say

### Lung Logger

[App page](https://appshunter.io/ios/app/lung-logger-health-tracker/id6760603206)

This app provides a structured way to log vital lung health metrics and daily habits. It helps users track recovery progress, identify early declines, and share clear data reports with their care team. Designed for individuals managing chronic lung conditions or recovering from transplants.

**Highlights:** Log key lung health metrics (FEV1, peak flow), Track daily habits and risks (medication, fluid intake), Monitor blood pressure, pulse, weight, and temperature, Visualize trends and patterns over time, Export logs into simple reports, Designed for lung transplant patients and chronic lung disease management

**Features:** macOS Compatibility

**In-app purchases:** none


### COPD Tracker Diary

[App page](https://appshunter.io/ios/app/copd-tracker-diary/id6761026981)

**Features:** macOS Compatibility, Siri integration, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| steady pass | $4.95 | per month |
| weather max | $9.99 | per 3 months |
| carey ai max | $19.99 | per month |
| smart pass | $19.99 | per year |
| smart pass | $24.99 | per year |
| carey ai ultra | $29.99 | per month |
| limited sale | $34.99 | per year |
| your free pass | $39.99 | per year |
| select pass | $44.99 | per year |
| Yearly Trial | $44.99 | per year |
| 7-Day Trial | $49.99 | per year |
| store credit | $0.99 | one-time |
| carey ai credits | $8.99 | one-time |
| lifetime upgrade | $119.99 | one-time |


## Frequently asked questions

### Is Lung Logger free?

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

### Is COPD Tracker Diary free?

COPD Tracker Diary is free to download, with in-app purchases available.

### Do Lung Logger or COPD Tracker Diary have ads?

Neither Lung Logger nor COPD Tracker Diary shows ads.

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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.*