# Headache Migraine Diary vs ReactionLog

The clearest difference is update cadence: ReactionLog at weekly against Headache Migraine Diary's monthly. Headache Migraine Diary's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Headache Migraine Diary sells 8 in-app purchases, starting at $4.99 per month and ReactionLog sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Headache Migraine Diary ships an update monthly, ReactionLog weekly. The most recent releases landed on November 12, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Headache Migraine Diary | ReactionLog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (550 ratings)](https://appshunter.io/ios/app/headache-migraine-diary/id6443771327/reviews)** | — |
| Number of ratings | **550** | — |
| Positive reviews | 95.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Subscription | — |
| Size | 43 MB | 44 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Adam Cziko](https://appshunter.io/developer/1508288501) | [Bo Christensen](https://appshunter.io/developer/6792520040) |

## What reviewers say

### Headache Migraine Diary

[App page](https://appshunter.io/ios/app/headache-migraine-diary/id6443771327)

Easily track headaches and migraines, logging symptoms, treatments, and patterns. Generate insightful reports for your doctor and personalize your experience with custom entries. Stay consistent with reminders and secure access.

**Highlights:** Track headaches and migraines, Monitor migraine symptoms, Log treatments, Visualize patterns, Generate PDF reports, Create custom symptoms and treatments, Daily reminders

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan (Black Friday) | $4.99 | per month |
| Monthly Plan | $9.99 | per month |
| Monthly Plan (Legacy) | $9.99 | per month |
| Monthly Plan (Black Friday) | $9.99 | per month |
| Annual Plan (Black Friday) | $19.99 | per year |
| Annual Plan (Black Friday) | $19.99 | per year |
| Annual Plan | $39.99 | per year |
| Annual Plan (Legacy) | $39.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 🚀 Quick and simple to log symptoms
- 👍 Customizable symptoms and treatments
- 👍 Helpful for tracking and reporting to doctors
- 👍 Visually appealing and well-designed interface

**What reviewers complain about**

- 🔒 Limited free version with paid upgrades required
- 🔒 Limited ability to track multiple symptoms/treatments in free version
- 🐛 Occasional issues with data entry and editing

**Reported bugs**

- Occasional crashes or freezes
- Difficulty exporting data beyond 7 days in free version

**Requested features**

- Add option to track location of migraine
- Ability to track symptoms/treatments throughout the day
- Include weather/barometric pressure data
- Integrate with other health tracking apps


### ReactionLog

[App page](https://appshunter.io/ios/app/reactionlog-symptom-tracker/id6792520038)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ReactionLog PRO - Monthly | $2.99 | per month |
| ReactionLog PRO - Yearly | $14.99 | per year |


## Frequently asked questions

### Is Headache Migraine Diary free?

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

### Is ReactionLog free?

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

### Do Headache Migraine Diary or ReactionLog have ads?

Neither Headache Migraine Diary nor ReactionLog shows ads.

### Which is updated more often, Headache Migraine Diary or ReactionLog?

Headache Migraine Diary ships an update monthly, and ReactionLog weekly. Most recently, Headache Migraine Diary was updated on November 12, 2026 and ReactionLog on October 31, 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.*