# NeuroLup vs CFS Tracker

The clearest difference is rating: NeuroLup at 5.0 against CFS Tracker's 3.0. NeuroLup also leads on in-app purchases (none vs 16) and update cadence (fortnightly vs every 8 months). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. CFS Tracker sells 16 in-app purchases, starting at $4.95 per month. NeuroLup asks for nothing beyond the download.

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

NeuroLup ships an update fortnightly, CFS Tracker every 8 months. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | NeuroLup | CFS Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/neurolup/id6445998683/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/cfs-tracker/id6743564981/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 8 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 33 MB | 219 MB |
| Requires iOS | **14.0** | 15.5 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | +4 |
| Developer | [ReLup Inc.](https://appshunter.io/developer/1675369666) | [Digital Therapeutics](https://appshunter.io/developer/1721663167) |

## What reviewers say

### NeuroLup

[App page](https://appshunter.io/ios/app/neurolup/id6445998683)

This platform uses AI to collect and assess digital biomarkers from engaging brain games. It helps users understand their cognitive health through fun, short activities. It is not a diagnostic tool and medical advice should be sought from a doctor.

**Highlights:** AI-powered biomarker assessment, Engaging brain games, Digital biomarker collection, Cognitive health insights, Games under 15 minutes

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 NeuroLup free?

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

### Is CFS Tracker free?

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

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

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

### Do NeuroLup or CFS Tracker have ads?

Neither NeuroLup nor CFS Tracker shows ads.

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

NeuroLup ships an update fortnightly, and CFS Tracker every 8 months. Most recently, NeuroLup was updated on October 8, 2026 and CFS Tracker on October 15, 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.*