# Lumie 感情日記アプリ vs こいびと日記

The clearest difference is ads: こいびと日記 at none against Lumie 感情日記アプリ's shown. Lumie 感情日記アプリ's advantage is update cadence (every 6 days vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Lumie 感情日記アプリ sells 4 in-app purchases, starting at $0.99 per month and こいびと日記 sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Lumie 感情日記アプリ ships an update every 6 days, こいびと日記 fortnightly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Lumie 感情日記アプリ | こいびと日記 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 days** | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 99 MB | 25 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Kazuki Kitsukawa](https://appshunter.io/developer/1696509052) | [Starcrown Inc](https://appshunter.io/developer/1082624152) |

## What reviewers say

### Lumie 感情日記アプリ

[App page](https://appshunter.io/ios/app/lumie-ai/id6756193448)

This AI-powered journaling app helps you process emotions and improve mental well-being. It offers multiple journaling styles and provides AI-generated insights and advice based on your entries.

**Highlights:** AI emotional analysis, Multiple journaling styles, Daily AI reflection letters, Emotional tracking and statistics, AI counseling, Stress relief and self-affirmation

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lumie Light | $0.99 | per month |
| Lumie Plus | $2.99 | per month |
| Lumie Light（年額） | $9.99 | per year |
| Lumie Plus（年額） | $22.99 | per year |


### こいびと日記

[App page](https://appshunter.io/ios/app/365/id6764788921)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro | $1.99 | per 7 days |
| Yearly Pro | $29.99 | per year |


## Frequently asked questions

### Is Lumie 感情日記アプリ free?

Lumie 感情日記アプリ is free to download, with in-app purchases available.

### Is こいびと日記 free?

こいびと日記 is free to download, with in-app purchases available.

### Do Lumie 感情日記アプリ or こいびと日記 have ads?

Lumie 感情日記アプリ shows ads; こいびと日記 does not.

### Which is updated more often, Lumie 感情日記アプリ or こいびと日記?

Lumie 感情日記アプリ ships an update every 6 days, and こいびと日記 fortnightly. Most recently, Lumie 感情日記アプリ was updated on October 25, 2026 and こいびと日記 on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*