# Calendar2015 vs 東北新幹線駅案内

The clearest difference is in-app purchases: Calendar2015 at none against 東北新幹線駅案内's 5. Calendar2015 also leads on iOS requirement (12.0 vs 14.7). 東北新幹線駅案内's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. 東北新幹線駅案内 sells 5 one-off in-app purchases. Calendar2015 asks for nothing beyond the download.

Calendar2015 ships an update every 2 months, 東北新幹線駅案内 every 4 months. The most recent releases landed on September 21, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Calendar2015 | 東北新幹線駅案内 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Ad-supported | — |
| Size | 24 MB | 40 MB |
| Requires iOS | **12.0** | 14.7 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [HISANORI KAMEYAMA](https://appshunter.io/developer/683895276) | [Yuta Wakamatsu](https://appshunter.io/developer/1482594118) |

## What reviewers say

### Calendar2015

[App page](https://appshunter.io/ios/app/calendar2015/id965053421)

This app displays the current Gregorian and Japanese eras simultaneously, along with the current time. It offers a simple interface with customizable background colors and a quick age calculation feature. It's designed for quick date lookups and conversions.

**Highlights:** Simultaneous Gregorian and Japanese era display, Current time display with analog clock, Customizable background colors, Age calculation, Year difference calculation, Date conversion

**Features:** macOS Compatibility

**In-app purchases:** none


### 東北新幹線駅案内

[App page](https://appshunter.io/ios/app/id1663156006)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 東北新幹線駅案内・山形方面追加アイテム | $3.99 | one-time |
| 東北新幹線駅案内・秋田方面追加アイテム | $3.99 | one-time |
| 東北新幹線駅案内・北陸方面追加アイテム | $3.99 | one-time |
| 東北新幹線駅案内・東北方面追加アイテム | $3.99 | one-time |
| 東北新幹線駅案内・上越方面追加アイテム | $3.99 | one-time |


## Frequently asked questions

### Is Calendar2015 free?

Calendar2015 is free to download, with no in-app purchases.

### Is 東北新幹線駅案内 free?

東北新幹線駅案内 is free to download, with in-app purchases available.

### Do Calendar2015 or 東北新幹線駅案内 have ads?

Calendar2015 shows ads; 東北新幹線駅案内 does not.

### Which is updated more often, Calendar2015 or 東北新幹線駅案内?

Calendar2015 ships an update every 2 months, and 東北新幹線駅案内 every 4 months. Most recently, Calendar2015 was updated on September 21, 2026 and 東北新幹線駅案内 on October 1, 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.*