# 年号 西暦 皇紀 年齢 干支換算機 vs Jカレンダー

The clearest difference is rating: Jカレンダー at 4.9 against 年号 西暦 皇紀 年齢 干支換算機's 4.0. Jカレンダー also leads on update cadence (monthly vs every 8 months) and ratings volume (27 vs 1). 年号 西暦 皇紀 年齢 干支換算機's advantage is in-app purchases (none vs 1) and review sentiment (75% vs 66%). On price, ads and device support there is nothing between them.

Both are free to download. Jカレンダー sells 1 one-off in-app purchase. 年号 西暦 皇紀 年齢 干支換算機 asks for nothing beyond the download.

Jカレンダー holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: Jカレンダー has 27 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 75% of 年号 西暦 皇紀 年齢 干支換算機's written reviews are positive against 66% of Jカレンダー's, so the app with the better star average is not the one people write more warmly about.

年号 西暦 皇紀 年齢 干支換算機 ships an update every 8 months, Jカレンダー monthly. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 年号 西暦 皇紀 年齢 干支換算機 | Jカレンダー |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/id611627312/reviews) | **[4.9 (27 ratings)](https://appshunter.io/ios/app/j/id765217858/reviews)** |
| Number of ratings | 1 | **27** |
| Positive reviews | **75.0% of reviews** | 65.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 10 MB | 22 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [中宝 隋](https://appshunter.io/developer/611627315) | [PiyoLog Inc.](https://appshunter.io/developer/440099912) |

## What reviewers say

### 年号 西暦 皇紀 年齢 干支換算機

[App page](https://appshunter.io/ios/app/id611627312)

Easily convert between Japanese eras, Western years, imperial years, ages, and zodiac signs. Access a comprehensive list of Japanese historical eras with their corresponding zodiac signs and readings. Navigate through years using simple swipe gestures.

**Highlights:** Convert between Japanese eras, Western years, and imperial years, Display corresponding zodiac signs, Search by age, Comprehensive list of Japanese historical eras, Swipe gestures for year navigation, Display zodiac sign readings

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

**In-app purchases:** none


### Jカレンダー

[App page](https://appshunter.io/ios/app/j/id765217858)

This app offers a visually customizable calendar with Japanese holidays, lunar phases, and traditional Japanese calendars. Add photos and notes to your events, and enjoy daily quotes. It syncs with your device's calendar for seamless scheduling.

**Highlights:** Japanese holidays and traditional calendars (Rokuyo, lunar phases), Photo and note customization for events, Daily quotes and sayings, Syncs with device calendar, Customizable visual themes, Recurring event scheduling

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告非表示 | $2.99 | one-time |


## Frequently asked questions

### Is 年号 西暦 皇紀 年齢 干支換算機 free?

年号 西暦 皇紀 年齢 干支換算機 is free to download, with no in-app purchases.

### Is Jカレンダー free?

Jカレンダー is free to download, with in-app purchases available.

### Which has better reviews, 年号 西暦 皇紀 年齢 干支換算機 or Jカレンダー?

Jカレンダー is rated higher. 年号 西暦 皇紀 年齢 干支換算機 averages 4.0 out of 5 from 1 ratings, while Jカレンダー averages 4.9 from 27 ratings.

### Do 年号 西暦 皇紀 年齢 干支換算機 or Jカレンダー have ads?

Both 年号 西暦 皇紀 年齢 干支換算機 and Jカレンダー show ads.

### Which is updated more often, 年号 西暦 皇紀 年齢 干支換算機 or Jカレンダー?

年号 西暦 皇紀 年齢 干支換算機 ships an update every 8 months, and Jカレンダー monthly. Most recently, 年号 西暦 皇紀 年齢 干支換算機 was updated on October 24, 2026 and Jカレンダー on October 26, 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.*