# エコ・ステ vs 何日経った？

The clearest difference is update cadence: エコ・ステ at every 2 days against 何日経った？'s every 16 months. エコ・ステ also leads on device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price, 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.

エコ・ステ ships an update every 2 days, 何日経った？ every 16 months. The most recent releases landed on December 20, 2025 and September 9, 2026 respectively.

## The numbers

| Metric | エコ・ステ | 何日経った？ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 16 months |
| Size | 2 MB | 4 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [JNESYS CO.,LTD.](https://appshunter.io/developer/1605500416) | [KAZUKI KUBO](https://appshunter.io/developer/936625453) |

## What reviewers say

### エコ・ステ

[App page](https://appshunter.io/ios/app/id1605500414)

**Features:** macOS Compatibility

**In-app purchases:** none


### 何日経った？

[App page](https://appshunter.io/ios/app/id6475248021)

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

**In-app purchases:** none


## Frequently asked questions

### Is エコ・ステ free?

エコ・ステ is free to download, with no in-app purchases.

### Is 何日経った？ free?

何日経った？ is free to download, with no in-app purchases.

### Do エコ・ステ or 何日経った？ have ads?

Neither エコ・ステ nor 何日経った？ shows ads.

### Which is updated more often, エコ・ステ or 何日経った？?

エコ・ステ ships an update every 2 days, and 何日経った？ every 16 months. Most recently, エコ・ステ was updated on December 20, 2025 and 何日経った？ on September 9, 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.*