# ClusterUck vs Headache Diary Test Treatment

The clearest difference is in-app purchases: ClusterUck at none against Headache Diary Test Treatment's 2. ClusterUck also leads on update cadence (every 3 months vs every 10 months). Headache Diary Test Treatment's advantage is iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Headache Diary Test Treatment sells 2 in-app purchases, starting at $4.99 per month. ClusterUck asks for nothing beyond the download.

ClusterUck ships an update every 3 months, Headache Diary Test Treatment every 10 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ClusterUck | Headache Diary Test Treatment |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (38 ratings)](https://appshunter.io/ios/app/clusteruck/id1072769448/reviews)** | — |
| Number of ratings | **38** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 10 months |
| Monetization | Free | — |
| Size | 14 MB | 88 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [S.J.M. Kolff](https://appshunter.io/developer/882594477) | [Tenacity Medical, Inc](https://appshunter.io/developer/1522570377) |

## What reviewers say

### ClusterUck

[App page](https://appshunter.io/ios/app/clusteruck/id1072769448)

This app provides a comprehensive tool for individuals experiencing recurring headaches to log and monitor their episodes in detail. It allows for tracking duration, pain location, triggers, symptoms, medications, and even weather data. Gain insights into your headache patterns through clear data analysis and easily share reports with healthcare providers.

**Highlights:** Detailed headache episode logging, Track duration, pain location, triggers, Record symptoms and medications, Monitor weather data for insights, Analyze headache patterns with graphs, Export reports in PDF/CSV format

**Features:** Apple Watch app

**In-app purchases:** none


### Headache Diary Test Treatment

[App page](https://appshunter.io/ios/app/headache-diary-test-treatment/id6444539405)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Headache Diary Test Treatment Free of Ads | $4.99 | per month |
| Healthcare Provider Package | $58.99 | per month |


## Frequently asked questions

### Is ClusterUck free?

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

### Is Headache Diary Test Treatment free?

Headache Diary Test Treatment is free to download, with in-app purchases available.

### Do ClusterUck or Headache Diary Test Treatment have ads?

Neither ClusterUck nor Headache Diary Test Treatment shows ads.

### Which is updated more often, ClusterUck or Headache Diary Test Treatment?

ClusterUck ships an update every 3 months, and Headache Diary Test Treatment every 10 months. Most recently, ClusterUck was updated on November 2, 2026 and Headache Diary Test Treatment 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.*