# shelfio vs いつどこ本棚

shelfio and いつどこ本棚 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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.

## The numbers

| Metric | shelfio | いつどこ本棚 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Size | 64 MB | 9 MB |
| Requires iOS | 18.0 | **17.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Reo Shigeno](https://appshunter.io/developer/1788864693) | [shota yoshida](https://appshunter.io/developer/1593575738) |

## What reviewers say

### shelfio

[App page](https://appshunter.io/ios/app/shelfio/id1577889639)

**Features:** macOS Compatibility

**In-app purchases:** none


### いつどこ本棚

[App page](https://appshunter.io/ios/app/id6745746972)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is shelfio free?

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

### Is いつどこ本棚 free?

いつどこ本棚 is free to download, with no in-app purchases.

### Do shelfio or いつどこ本棚 have ads?

Neither shelfio nor いつどこ本棚 shows ads.

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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.*