# LunarLog vs ファミリーカレンダー by Memory Box

The clearest difference is update cadence: ファミリーカレンダー by Memory Box at every 2 days against LunarLog's weekly. ファミリーカレンダー by Memory Box also leads on device support (3 vs 1) and iOS requirement (15.1 vs 18.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. LunarLog sells 2 in-app purchases, starting at $5.99 per month and ファミリーカレンダー by Memory Box sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

LunarLog ships an update weekly, ファミリーカレンダー by Memory Box every 2 days. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | LunarLog | ファミリーカレンダー by Memory Box |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/lunarlog-moon-and-mood-tracker/id6778718909/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 18 MB | 35 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jurgis Lietunovas](https://appshunter.io/developer/6773404519) | [RYO WAKASUGI](https://appshunter.io/developer/6786030993) |

## What reviewers say

### LunarLog

[App page](https://appshunter.io/ios/app/lunarlog-moon-and-mood-tracker/id6778718909)

Track your mood and journal entries alongside lunar cycles. Discover how the moon's phases and zodiac positions influence your feelings and daily habits. Optional subscription unlocks advanced insights and real-time celestial tracking.

**Highlights:** Daily mood logging with notes and photos, Automatic sleep and steps sync from Apple Health, Calendar view with moon phases, Mood correlation with lunar cycles and zodiac signs, Real-time celestial position tracking, Personalized mood influencer analysis, Private iCloud sync

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LunarLog+ Monthly | $5.99 | per month |
| LunarLog+ Annual | $29.99 | per year |


### ファミリーカレンダー by Memory Box

[App page](https://appshunter.io/ios/app/by-memory-box/id6796351264)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告を削除 | $3.99 | one-time |


## Frequently asked questions

### Is LunarLog free?

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

### Is ファミリーカレンダー by Memory Box free?

ファミリーカレンダー by Memory Box is free to download, with in-app purchases available.

### Do LunarLog or ファミリーカレンダー by Memory Box have ads?

Neither LunarLog nor ファミリーカレンダー by Memory Box shows ads.

### Which is updated more often, LunarLog or ファミリーカレンダー by Memory Box?

LunarLog ships an update weekly, and ファミリーカレンダー by Memory Box every 2 days. Most recently, LunarLog was updated on October 18, 2026 and ファミリーカレンダー by Memory Box on October 25, 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.*