# Caffeine Tracker vs Write Note For Couples

The clearest difference is update cadence: Write Note For Couples at every 2 weeks against Caffeine Tracker's every 2 months. Write Note For Couples also leads on iOS requirement (16 vs 18.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Caffeine Tracker sells 3 in-app purchases, starting at $2.99 per 7 days and Write Note For Couples sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Caffeine Tracker ships an update every 2 months, Write Note For Couples every 2 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | Caffeine Tracker | Write Note For Couples |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/caffeine-tracker-moonlatte/id6751758649/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 20 MB | 53 MB |
| Requires iOS | 18.2 | **16** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Pawel Karniej](https://appshunter.io/developer/1693356080) | [Tunahan Oguz](https://appshunter.io/developer/1669138504) |

## What reviewers say

### Caffeine Tracker

[App page](https://appshunter.io/ios/app/caffeine-tracker-moonlatte/id6751758649)

This app helps you track your caffeine intake and understand its impact on your sleep, focus, and energy levels. It features a comprehensive database of drinks, real-time half-life calculations, and personalized insights to help you manage your consumption.

**Highlights:** Instant caffeine logging for various drinks, Real-time caffeine half-life calculator, Sleep impact analysis, Apple Watch companion app, Caffeine reduction goals, Smart reminders, Widget support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MoonLatte Weekly | $2.99 | per 7 days |
| Moon Latte Yearly | $9.99 | per year |
| Lifetime Premium Access | $19.99 | one-time |


### Write Note For Couples

[App page](https://appshunter.io/ios/app/write-note-for-couples/id6755106672)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Write Note Premium | $4.99 | per month |


## Frequently asked questions

### Is Caffeine Tracker free?

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

### Is Write Note For Couples free?

Write Note For Couples is free to download, with in-app purchases available.

### Do Caffeine Tracker or Write Note For Couples have ads?

Neither Caffeine Tracker nor Write Note For Couples shows ads.

### Which is updated more often, Caffeine Tracker or Write Note For Couples?

Caffeine Tracker ships an update every 2 months, and Write Note For Couples every 2 weeks. Most recently, Caffeine Tracker was updated on October 7, 2026 and Write Note For Couples on October 7, 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.*