# Cafactor vs Coffee Tracker

The clearest difference is device support: Cafactor at 3 against Coffee Tracker's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Cafactor sells 1 one-off in-app purchase and Coffee Tracker sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Cafactor ships an update weekly, Coffee Tracker every 9 days. The most recent releases landed on September 25, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Cafactor | Coffee Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cafactor/id6757445668/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | Freemium | — |
| Size | 9 MB | 5 MB |
| Requires iOS | **17.6** | 18.6 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nan Yu](https://appshunter.io/developer/1559044036) | [Ayush Kumar Agarwal](https://appshunter.io/developer/1879756952) |

## 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 |


### Coffee Tracker

[App page](https://appshunter.io/ios/app/coffee-tracker-brewlytics/id6759604152)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brewlytics Pro Monthly | $2.99 | per month |
| Brewlytics Pro Yearly | $19.99 | per year |
| Brewlytics Pro | $34.99 | one-time |


## Frequently asked questions

### Is Cafactor free?

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

### Is Coffee Tracker free?

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

### Do Cafactor or Coffee Tracker have ads?

Neither Cafactor nor Coffee Tracker shows ads.

### Which is updated more often, Cafactor or Coffee Tracker?

Cafactor ships an update weekly, and Coffee Tracker every 9 days. Most recently, Cafactor was updated on September 25, 2026 and Coffee Tracker on October 5, 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.*