# Veterinærkatalogen vs Headache Tracker

The clearest difference is in-app purchases: Veterinærkatalogen at none against Headache Tracker's 4. Veterinærkatalogen also leads on iOS requirement (12.0 vs 18.6). Headache Tracker's advantage is update cadence (every 10 days vs every 5 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Headache Tracker sells 4 in-app purchases, starting at $1.99 per 7 days. Veterinærkatalogen asks for nothing beyond the download.

Veterinærkatalogen ships an update every 5 weeks, Headache Tracker every 10 days. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Veterinærkatalogen | Headache Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/headache-tracker-clearhead/id6758912780/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Monetization | — | Free with in-app purchases |
| Size | 40 MB | 38 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Felleskatalogen AS](https://appshunter.io/developer/988350875) | [Matija Gunther](https://appshunter.io/developer/1733805006) |

## What reviewers say

### Veterinærkatalogen

[App page](https://appshunter.io/ios/app/veterinrkatalogen/id1198915442)

**Features:** macOS Compatibility

**In-app purchases:** none


### Headache Tracker

[App page](https://appshunter.io/ios/app/headache-tracker-clearhead/id6758912780)

Easily log migraine symptoms, triggers, and their impact on your daily life. Visualize your history with charts to identify patterns and prepare for doctor's appointments with clear reports. Take control of your health and find relief.

**Highlights:** Quick symptom logging, Trigger and aura tracking, Migraine history visualization, Functional impact tracking, Doctor report export, Private and secure data

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Monthly | $5.99 | per month |
| Yearly | $19.99 | per year |
| Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Veterinærkatalogen free?

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

### Is Headache Tracker free?

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

### Do Veterinærkatalogen or Headache Tracker have ads?

Neither Veterinærkatalogen nor Headache Tracker shows ads.

### Which is updated more often, Veterinærkatalogen or Headache Tracker?

Veterinærkatalogen ships an update every 5 weeks, and Headache Tracker every 10 days. Most recently, Veterinærkatalogen was updated on November 2, 2026 and Headache Tracker on November 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*