# いわぽんReader vs MIRAIRO Door

いわぽんReader and MIRAIRO Door are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

いわぽんReader ships an update every 2 months, MIRAIRO Door every 4 weeks. The most recent releases landed on October 27, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | いわぽんReader | MIRAIRO Door |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 71 MB | 2 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [岩手日報社](https://appshunter.io/developer/1469001715) | [Haudi, Inc.](https://appshunter.io/developer/1694190484) |

## What reviewers say

### いわぽんReader

[App page](https://appshunter.io/ios/app/reader/id1525190052)

**Features:** Vision Pro support

**In-app purchases:** none


### MIRAIRO Door

[App page](https://appshunter.io/ios/app/mirairo-door/id6738896340)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is いわぽんReader free?

いわぽんReader is free to download, with no in-app purchases.

### Is MIRAIRO Door free?

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

### Do いわぽんReader or MIRAIRO Door have ads?

Neither いわぽんReader nor MIRAIRO Door shows ads.

### Which is updated more often, いわぽんReader or MIRAIRO Door?

いわぽんReader ships an update every 2 months, and MIRAIRO Door every 4 weeks. Most recently, いわぽんReader was updated on October 27, 2026 and MIRAIRO Door on November 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*