# Trackuility vs Lung

The clearest difference is update cadence: Lung at every 3 days against Trackuility's every 5 months. 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.

Trackuility ships an update every 5 months, Lung every 3 days. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Trackuility | Lung |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/trackuility-mecfs-pacing/id1632804790/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 11 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [adrian tyrevall](https://appshunter.io/developer/1632804792) | [Robert Lenart](https://appshunter.io/developer/1872991274) |

## What reviewers say

### Trackuility

[App page](https://appshunter.io/ios/app/trackuility-mecfs-pacing/id1632804790)

This app helps individuals manage ME/CFS, POTS, and long COVID by tracking activity levels and providing insights into personal limits. It offers detailed reports on crashes and symptoms, aiding in understanding health patterns and identifying triggers.

**Highlights:** Activity level tracking, Customizable limit notifications, Symptom and note registration, PEM (Post-Exertional Malaise) reports, Integration with Apple Health, 17+ tracked metrics

**In-app purchases:** none


### Lung

[App page](https://appshunter.io/ios/app/lung/id6758455227)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trackuility free?

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

### Is Lung free?

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

### Do Trackuility or Lung have ads?

Neither Trackuility nor Lung shows ads.

### Which is updated more often, Trackuility or Lung?

Trackuility ships an update every 5 months, and Lung every 3 days. Most recently, Trackuility was updated on October 16, 2026 and Lung on October 11, 2026.

---

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