# Headache Log vs Cefalia

The clearest difference is in-app purchases: Cefalia at none against Headache Log's 1. Cefalia also leads on iOS requirement (15.1 vs 18.4). On price, ads and device support there is nothing between them.

Both are free to download. Headache Log sells 1 in-app purchase, starting at $1.99 per month. Cefalia asks for nothing beyond the download.

## The numbers

| Metric | Headache Log | Cefalia |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 2 days |
| Size | 6 MB | 36 MB |
| Requires iOS | 18.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | +4 | 12+ |
| Developer | [Jun Yamabe](https://appshunter.io/developer/1732682049) | [Juan Agustin Biani](https://appshunter.io/developer/6807179642) |

## What reviewers say

### Headache Log

[App page](https://appshunter.io/ios/app/headache-log-migraine-diary/id6755971069)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |


### Cefalia

[App page](https://appshunter.io/ios/app/cefalia/id6807179640)

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

**In-app purchases:** none


## Frequently asked questions

### Is Headache Log free?

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

### Is Cefalia free?

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

### Do Headache Log or Cefalia have ads?

Neither Headache Log nor Cefalia shows ads.

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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.*