# 暦電卓 | 西暦・和暦・年齢・干支が早わかり vs EraYear

暦電卓 | 西暦・和暦・年齢・干支が早わかり and EraYear are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 暦電卓 | 西暦・和暦・年齢・干支が早わかり sells 2 one-off in-app purchases and EraYear sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 暦電卓 | 西暦・和暦・年齢・干支が早わかり | EraYear |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 20 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NAOYA ONO](https://appshunter.io/developer/1530328146) | [YUHAO ZHAO](https://appshunter.io/developer/1737917852) |

## What reviewers say

### 暦電卓 | 西暦・和暦・年齢・干支が早わかり

[App page](https://appshunter.io/ios/app/id1622960123)

Instantly convert between Gregorian and Japanese eras, calculate ages, and determine zodiac signs. This app helps answer common questions about historical dates and personal timelines with an easy-to-use interface and automatic conversion for non-existent years.

**Highlights:** Gregorian to Japanese era conversion, Japanese era to Gregorian conversion, Age calculation, Zodiac sign determination, Era list included, Automatic conversion of invalid years

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support Developer | $0.99 | one-time |
| Remove ads | $3.99 | one-time |


### EraYear

[App page](https://appshunter.io/ios/app/erayear/id6480391447)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sponsor | $0.99 | one-time |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is 暦電卓 | 西暦・和暦・年齢・干支が早わかり free?

暦電卓 | 西暦・和暦・年齢・干支が早わかり is free to download, with in-app purchases available.

### Is EraYear free?

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

### Do 暦電卓 | 西暦・和暦・年齢・干支が早わかり or EraYear have ads?

Both 暦電卓 | 西暦・和暦・年齢・干支が早わかり and EraYear show ads.

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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.*