# Brain Tool Kit vs CIRS Compass

The clearest difference is price: CIRS Compass at Free against Brain Tool Kit's $17.99. CIRS Compass also leads on rating (5.0 vs 4.3) and update cadence (every 3 days vs every 2 months). Brain Tool Kit's advantage is chart position (#57 vs unranked) and ratings volume (6 vs 1). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

CIRS Compass is free to download; Brain Tool Kit costs $17.99 up front. Neither carries in-app purchases, so what you see is what you pay.

CIRS Compass holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Brain Tool Kit has 6 ratings behind it against 1, so its average is the more settled of the two.

Brain Tool Kit ships an update every 2 months, CIRS Compass every 3 days. The most recent releases landed on September 28, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Brain Tool Kit | CIRS Compass |
| --- | --- | --- |
| Price | $17.99 | **Free** |
| Rating | [4.3 (6 ratings)](https://appshunter.io/ios/app/brain-tool-kit/id1532827079/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cirs-compass/id6759623602/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Paid | **Free** |
| Best chart rank | **#57** | — |
| Size | 57 MB | 43 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rehab Lab](https://appshunter.io/developer/1532827081) | [Danihel Group Inc](https://appshunter.io/developer/1491272836) |

## What reviewers say

### Brain Tool Kit

[App page](https://appshunter.io/ios/app/brain-tool-kit/id1532827079)

**Currently charting:** #57 Top Paid · Health & Fitness (US App Store)

This app offers a suite of brain-training exercises utilizing eye movements, memory, and colored stimuli. It includes interactive tests for attention, concentration, and memory, with customizable settings for speed and duration.

**Highlights:** Eye movement exercises (gaze fixation, pursuits, OPK), Interactive Stroop test, Random letter display for word recall, Customizable speed and duration for activities, Target color options (green, red, blue), Improves attention, concentration, and working memory

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### CIRS Compass

[App page](https://appshunter.io/ios/app/cirs-compass/id6759623602)

This app helps individuals with Chronic Inflammatory Response Syndrome (CIRS) track their symptoms and identify patterns. It allows for quick or in-depth check-ins, analyzes logs for personal baselines and triggers, and generates reports for healthcare providers. It also includes environmental and cycle tracking for a comprehensive health overview.

**Highlights:** Quick and in-depth symptom check-ins, Pattern recognition and analysis, Environmental and location tracking, Menstrual cycle tracking, Exportable clinical reports, Local data storage for privacy

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Brain Tool Kit free?

Brain Tool Kit costs $17.99, with no in-app purchases.

### Is CIRS Compass free?

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

### Which has better reviews, Brain Tool Kit or CIRS Compass?

CIRS Compass is rated higher. Brain Tool Kit averages 4.3 out of 5 from 6 ratings, while CIRS Compass averages 5.0 from 1 ratings.

### Do Brain Tool Kit or CIRS Compass have ads?

Neither Brain Tool Kit nor CIRS Compass shows ads.

### Which is updated more often, Brain Tool Kit or CIRS Compass?

Brain Tool Kit ships an update every 2 months, and CIRS Compass every 3 days. Most recently, Brain Tool Kit was updated on September 28, 2026 and CIRS Compass on September 20, 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.*