# CaffLog vs ねむカフェ

The clearest difference is in-app purchases: ねむカフェ at none against CaffLog's 1. ねむカフェ also leads on iOS requirement (13.0 vs 15.0). CaffLog's advantage is update cadence (weekly vs every 6 weeks). On price, ads and device support there is nothing between them.

Both are free to download. CaffLog sells 1 in-app purchase, starting at $2.99 per month. ねむカフェ asks for nothing beyond the download.

CaffLog ships an update weekly, ねむカフェ every 6 weeks. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | CaffLog | ねむカフェ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 6 weeks |
| Monetization | — | Ad-supported |
| Size | 70 MB | 36 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Haruya Oyama](https://appshunter.io/developer/1803788371) | [KAZUKI SHIOTSUKI](https://appshunter.io/developer/1885130071) |

## 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 |


### ねむカフェ

[App page](https://appshunter.io/ios/app/id6763675304)

This app helps you manage caffeine intake by calculating how much remains in your body based on what you drink and your bedtime. It provides personalized recommendations to help you enjoy caffeinated beverages without compromising your sleep.

**Highlights:** Caffeine remaining calculation, Personalized half-life settings, 3-stage intake recommendations, Customizable beverage list, Consumption logging, Home screen widget

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

**In-app purchases:** none


## Frequently asked questions

### Is CaffLog free?

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

### Is ねむカフェ free?

ねむカフェ is free to download, with no in-app purchases.

### Do CaffLog or ねむカフェ have ads?

Both CaffLog and ねむカフェ show ads.

### Which is updated more often, CaffLog or ねむカフェ?

CaffLog ships an update weekly, and ねむカフェ every 6 weeks. Most recently, CaffLog was updated on October 15, 2026 and ねむカフェ 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.*