# Pacebase vs CFS Tracker

The clearest difference is rating: Pacebase at 5.0 against CFS Tracker's 3.0. Pacebase also leads on update cadence (every 9 days vs every 8 months). CFS Tracker's advantage is monetization model (free with in-app purchases vs subscription) and ads (none vs shown). On price, ratings volume, in-app purchases and device support there is nothing between them.

Both are free to download. Pacebase sells 3 in-app purchases, starting at $6.99 per month and CFS Tracker sells 16 in-app purchases, starting at $4.95 per month. Whichever you choose, the download price is not the number that matters.

Pacebase holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Pacebase ships an update every 9 days, CFS Tracker every 8 months. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Pacebase | CFS Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pacebase/id6642664844/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/cfs-tracker/id6743564981/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 9 days** | Every 8 months |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 42 MB | 219 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPod, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Pacebase Health, LLC](https://appshunter.io/developer/1763440954) | [Clarity Digital Therapeutics Inc](https://appshunter.io/developer/1721663167) |

## What reviewers say

### Pacebase

[App page](https://appshunter.io/ios/app/pacebase/id6642664844)

This app helps manage energy-limiting chronic conditions by leveraging your Apple Watch data. It provides a Body Score to assess recovery and a Body Budget to guide safe activity levels, preventing crashes.

**Highlights:** Body Score for recovery assessment, Body Budget for safe activity guidance, Apple Watch integration, Continuous widget updates, Management of energy-limiting conditions

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pacebase | $6.99 | per month |
| Pacebase | $8.99 | per month |
| Pacebase | $86.00 | per year |


### CFS Tracker

[App page](https://appshunter.io/ios/app/cfs-tracker/id6743564981)

This app helps individuals manage energy-limiting chronic illnesses by tracking symptoms, pacing, medications, and daily activities. It provides insights into patterns and trends to better understand health and communicate with healthcare providers.

**Highlights:** Log diverse symptoms including fatigue and brain fog, Track medications, supplements, and treatments, Record activity, rest, sleep, and nutrition, Customize tracking for personal health patterns, Set reminders for health routines, Monitor post-exertional malaise (PEM) and crashes, Review symptom trends with charts and summaries

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| flex pass | $4.95 | per month |
| easy pass | $5.99 | per 7 days |
| flex pass | $8.99 | per month |
| carey ai max | $19.99 | per month |
| yearly access | $19.99 | per year |
| smart pass | $24.99 | per year |
| carey ai ultra | $29.99 | per month |
| plus | $29.99 | per year |
| limited discount | $29.99 | per year |
| Premium Yearly | $34.99 | per year |
| yearly access | $39.99 | per year |
| Extended Trial | $39.99 | per year |
| 7-Day Trial | $49.99 | per year |
| store credit | $1.99 | one-time |
| carey ai credits | $8.99 | one-time |
| lifetime upgrade | $99.99 | one-time |


## Frequently asked questions

### Is Pacebase free?

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

### Is CFS Tracker free?

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

### Which has better reviews, Pacebase or CFS Tracker?

Pacebase is rated higher. Pacebase averages 5.0 out of 5 from 1 ratings, while CFS Tracker averages 3.0 from 2 ratings.

### Do Pacebase or CFS Tracker have ads?

Pacebase shows ads; CFS Tracker does not.

### Which is updated more often, Pacebase or CFS Tracker?

Pacebase ships an update every 9 days, and CFS Tracker every 8 months. Most recently, Pacebase was updated on September 18, 2026 and CFS Tracker on September 9, 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.*