# Trackuility vs Pacing

The clearest difference is review sentiment: Trackuility at 89% against Pacing's 0%. Pacing's advantage is update cadence (every 4 days vs every 5 months). On price, ads, in-app purchases and monetization model 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, Pacing every 4 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | Trackuility | Pacing |
| --- | --- | --- |
| 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** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 days** |
| Monetization | Free | Free |
| Size | 11 MB | 1 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [adrian tyrevall](https://appshunter.io/developer/1632804792) | [Q_PERIOR AG](https://appshunter.io/developer/532082988) |

## 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


### Pacing

[App page](https://appshunter.io/ios/app/pacing/id6448513970)

This app helps individuals with ME/CFS manage their activity levels by monitoring heart rate against personalized thresholds. It provides visual cues and alerts to prevent overexertion and potential relapses, integrating with Apple Health for comprehensive tracking.

**Highlights:** Activity management for ME/CFS, Personalized heart rate thresholds, Relapse prevention alerts, Visual heart rate zone indicators, Apple Health integration, Apple Watch exclusive

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Trackuility free?

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

### Is Pacing free?

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

### Do Trackuility or Pacing have ads?

Neither Trackuility nor Pacing shows ads.

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

Trackuility ships an update every 5 months, and Pacing every 4 days. Most recently, Trackuility was updated on November 3, 2026 and Pacing on November 3, 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.*