# ERAI! vs 暇なときやることリスト

The clearest difference is update cadence: ERAI! at weekly against 暇なときやることリスト's every 2 months. 暇なときやることリスト's advantage is iOS requirement (13.0 vs 15.0). On price, ads, 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.

ERAI! ships an update weekly, 暇なときやることリスト every 2 months. The most recent releases landed on September 8, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | ERAI! | 暇なときやることリスト |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 2 months |
| Size | 18 MB | 8 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kosuke Shimada](https://appshunter.io/developer/1529796493) | [Ryusuke Uchida](https://appshunter.io/developer/1377920444) |

## What reviewers say

### ERAI!

[App page](https://appshunter.io/ios/app/erai/id1529796491)

**Features:** macOS Compatibility

**In-app purchases:** none


### 暇なときやることリスト

[App page](https://appshunter.io/ios/app/id1533082811)

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

**In-app purchases:** none


## Frequently asked questions

### Is ERAI! free?

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

### Is 暇なときやることリスト free?

暇なときやることリスト is free to download, with no in-app purchases.

### Do ERAI! or 暇なときやることリスト have ads?

Both ERAI! and 暇なときやることリスト show ads.

### Which is updated more often, ERAI! or 暇なときやることリスト?

ERAI! ships an update weekly, and 暇なときやることリスト every 2 months. Most recently, ERAI! was updated on September 8, 2026 and 暇なときやることリスト on September 7, 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.*