# First diary, Theme Diary vs Kyokun

The clearest difference is device support: First diary, Theme Diary at 3 against Kyokun's 1. First diary, Theme Diary also leads on iOS requirement (17.0 vs 26.2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. First diary, Theme Diary sells 7 in-app purchases, starting at $0.99 per 2 months and Kyokun sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

First diary, Theme Diary ships an update every 3 weeks, Kyokun every 4 weeks. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | First diary, Theme Diary | Kyokun |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 131 MB | 43 MB |
| Requires iOS | **17.0** | 26.2 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [G-SOFT](https://appshunter.io/developer/368394644) | [atsuko imai](https://appshunter.io/developer/1830783417) |

## What reviewers say

### First diary, Theme Diary

[App page](https://appshunter.io/ios/app/first-diary-theme-diary/id6483616889)

This app helps you journal your daily experiences with themes, emotions, and media. Record events with photos, videos, and location, and organize them privately. Premium features offer unlimited entries and media.

**Highlights:** Themed event recording, Emotion and level tracking, Add photos and videos, Location information, Secret themes and events, Passcode and biometric protection, iCloud sync

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Show weather | $0.99 | per 2 months |
| Hide ads | $0.99 | per month |
| Number of images | $1.99 | one-time |
| Character limit | $1.99 | one-time |
| Show weather | $3.99 | one-time |
| Hide ads (Unlimited) | $9.99 | one-time |
| Unlock passcode | $19.99 | one-time |


### Kyokun

[App page](https://appshunter.io/ios/app/kyokun-reflection-journal/id6758373650)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads & Unlock All | $4.99 | one-time |


## Frequently asked questions

### Is First diary, Theme Diary free?

First diary, Theme Diary is free to download, with in-app purchases available.

### Is Kyokun free?

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

### Do First diary, Theme Diary or Kyokun have ads?

Both First diary, Theme Diary and Kyokun show ads.

### Which is updated more often, First diary, Theme Diary or Kyokun?

First diary, Theme Diary ships an update every 3 weeks, and Kyokun every 4 weeks. Most recently, First diary, Theme Diary was updated on October 18, 2026 and Kyokun on October 25, 2026.

---

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