# Cafactor vs Migraine Tracker & Diary

Cafactor and Migraine Tracker & Diary are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Cafactor sells 1 one-off in-app purchase and Migraine Tracker & Diary sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Cafactor against 5.0 for Migraine Tracker & Diary. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Cafactor ships an update weekly, Migraine Tracker & Diary every 8 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Cafactor | Migraine Tracker & Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/cafactor/id6757445668/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/migraine-tracker-and-diary-balm/id6814809465/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | Freemium | Free with in-app purchases |
| Size | 9 MB | 19 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Nan Yu](https://appshunter.io/developer/1559044036) | [Gokce EVREN](https://appshunter.io/developer/1816456669) |

## What reviewers say

### Cafactor

[App page](https://appshunter.io/ios/app/cafactor/id6757445668)

This app models your body's real-time caffeine levels using a scientific pharmacokinetic approach. It helps you understand your caffeine absorption, decay, and personal sleep thresholds, adapting to your unique biology and activity. Connect with health data for an even smarter metabolic coaching experience.

**Highlights:** Real-time caffeine curve modeling, Personalized physiological parameters, HealthKit integration for adaptive coaching, Exercise and sleep-adaptive thresholds, HRV & Recovery integration, Progressive calibration of half-life, Offline, private tracking

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cafactor Pro | $3.99 | one-time |


### Migraine Tracker & Diary

[App page](https://appshunter.io/ios/app/migraine-tracker-and-diary-balm/id6814809465)

A private diary for tracking migraines and headaches. Quickly log attacks and symptoms, then add details when you feel better. View patterns, triggers, and medication effectiveness for doctor appointments.

**Highlights:** Two-tap logging for attacks, Dark, glare-free interface, Symptom and trigger tracking, Medication logging and analysis, Doctor-ready summary page, Calendar view of patterns, Apple Health integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Migraine Tracker & Diary | $7.99 | per month |
| Migraine Tracker & Diary | $29.99 | per year |
| Migraine Tracker & Diary | $79.99 | one-time |


## Frequently asked questions

### Is Cafactor free?

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

### Is Migraine Tracker & Diary free?

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

### Which has better reviews, Cafactor or Migraine Tracker & Diary?

Cafactor and Migraine Tracker & Diary are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Cafactor or Migraine Tracker & Diary have ads?

Neither Cafactor nor Migraine Tracker & Diary shows ads.

### Which is updated more often, Cafactor or Migraine Tracker & Diary?

Cafactor ships an update weekly, and Migraine Tracker & Diary every 8 days. Most recently, Cafactor was updated on November 5, 2026 and Migraine Tracker & Diary 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.*