# ERA.エラ vs Aomina

The clearest difference is iOS requirement: ERA.エラ at 8.0 against Aomina's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ERA.エラ ships an update every 37 months, Aomina every 39 months. The most recent releases landed on November 7, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | ERA.エラ | Aomina |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 37 months** | Every 39 months |
| Size | 3 MB | 7 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cynd Co.,Ltd.](https://appshunter.io/developer/512501162) | [Naoya Takahashi](https://appshunter.io/developer/1301211980) |

## What reviewers say

### ERA.エラ

[App page](https://appshunter.io/ios/app/era/id1544918407)

**In-app purchases:** none


### Aomina

[App page](https://appshunter.io/ios/app/aomina/id1633927246)

**In-app purchases:** none


## Frequently asked questions

### Is ERA.エラ free?

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

### Is Aomina free?

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

### Do ERA.エラ or Aomina have ads?

Neither ERA.エラ nor Aomina shows ads.

### Which is updated more often, ERA.エラ or Aomina?

ERA.エラ ships an update every 37 months, and Aomina every 39 months. Most recently, ERA.エラ was updated on November 7, 2026 and Aomina on November 12, 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.*