# CaffLog vs Caffy

The clearest difference is ads: Caffy at none against CaffLog's shown. CaffLog's advantage is update cadence (weekly vs every 3 weeks) and device support (3 vs 1). On price and in-app purchases there is nothing between them.

Both are free to download. CaffLog sells 1 in-app purchase, starting at $2.99 per month and Caffy sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CaffLog ships an update weekly, Caffy every 3 weeks. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | CaffLog | Caffy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/caffy-caffeine-tracker/id6763036774/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | — | Freemium |
| Size | 70 MB | 26 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Haruya Oyama](https://appshunter.io/developer/1803788371) | [Irfan Behic TIRPANCI](https://appshunter.io/developer/1895131748) |

## What reviewers say

### CaffLog

[App page](https://appshunter.io/ios/app/cafflog-caffeine-tracker/id6745146196)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CaffLog Premium | $2.99 | per month |


### Caffy

[App page](https://appshunter.io/ios/app/caffy-caffeine-tracker/id6763036774)

Track your caffeine intake and understand its impact on your sleep and productivity. This app uses science-backed models to provide personalized insights into your caffeine levels and when you'll be ready for sleep.

**Highlights:** Real-time caffeine decay curve, Personalized sleep readiness score, Focus window for productivity peaks, AI weekly analysis of caffeine patterns, Caffeine detox programs, Live home screen widgets

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caffy Premium | $2.99 | per 7 days |
| Caffy Premium | $6.99 | per month |
| Caffy Premium | $29.99 | per year |


## Frequently asked questions

### Is CaffLog free?

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

### Is Caffy free?

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

### Do CaffLog or Caffy have ads?

CaffLog shows ads; Caffy does not.

### Which is updated more often, CaffLog or Caffy?

CaffLog ships an update weekly, and Caffy every 3 weeks. Most recently, CaffLog was updated on September 30, 2026 and Caffy on October 6, 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.*