# 年号電卓Plus vs 日めくりみくじ

The clearest difference is ads: 年号電卓Plus at none against 日めくりみくじ's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

年号電卓Plus ships an update every 6 weeks, 日めくりみくじ every 3 weeks. The most recent releases landed on October 12, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | 年号電卓Plus | 日めくりみくじ |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 7 MB | 18 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Nakanishi Toshihiko](https://appshunter.io/developer/712843914) | [Toshiyuki Kuwabara](https://appshunter.io/developer/1649322074) |

## What reviewers say

### 年号電卓Plus

[App page](https://appshunter.io/ios/app/plus/id1320583340)

Easily convert between Western and Japanese eras, and determine birth years from age. Explore historical context with explanations for era changes and significant events of each year.

**Highlights:** Western to Japanese era conversion, Japanese era to Western conversion, Calculate birth year from age, View era start and end dates, Understand reasons for era changes, Discover major events of each year

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 日めくりみくじ

[App page](https://appshunter.io/ios/app/id1665414262)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 年号電卓Plus free?

年号電卓Plus is free to download, with no in-app purchases.

### Is 日めくりみくじ free?

日めくりみくじ is free to download, with no in-app purchases.

### Do 年号電卓Plus or 日めくりみくじ have ads?

日めくりみくじ shows ads; 年号電卓Plus does not.

### Which is updated more often, 年号電卓Plus or 日めくりみくじ?

年号電卓Plus ships an update every 6 weeks, and 日めくりみくじ every 3 weeks. Most recently, 年号電卓Plus was updated on October 12, 2026 and 日めくりみくじ on October 19, 2026.

---

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