# 和暦計算 vs Data Display

The clearest difference is in-app purchases: 和暦計算 at none against Data Display's 3. Data Display's advantage is ads (none vs shown) and update cadence (weekly vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Data Display sells 3 in-app purchases, starting at $0.49 per month. 和暦計算 asks for nothing beyond the download.

和暦計算 ships an update every 6 months, Data Display weekly. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 和暦計算 | Data Display |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Weekly** |
| Size | 7 MB | 6 MB |
| Requires iOS | **18.0** | 18.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Takashi Shinyashiki](https://appshunter.io/developer/1235395472) | [masaki individual](https://appshunter.io/developer/376549555) |

## What reviewers say

### 和暦計算

[App page](https://appshunter.io/ios/app/id1235395473)

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

**In-app purchases:** none


### Data Display

[App page](https://appshunter.io/ios/app/data-display/id6608963214)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10,000 Monthly Requests | $0.49 | per month |
| 20,000 Monthly Requests | $3.99 | per month |
| 30,000 Monthly Requests | $5.99 | per month |


## Frequently asked questions

### Is 和暦計算 free?

和暦計算 is free to download, with no in-app purchases.

### Is Data Display free?

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

### Do 和暦計算 or Data Display have ads?

和暦計算 shows ads; Data Display does not.

### Which is updated more often, 和暦計算 or Data Display?

和暦計算 ships an update every 6 months, and Data Display weekly. Most recently, 和暦計算 was updated on October 9, 2026 and Data Display on October 11, 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.*