# Bookstacks vs 読書空間｜本棚・読書記録

The clearest difference is in-app purchases: Bookstacks at none against 読書空間｜本棚・読書記録's 1. Bookstacks also leads on update cadence (daily vs every 9 days). 読書空間｜本棚・読書記録's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 読書空間｜本棚・読書記録 sells 1 one-off in-app purchase. Bookstacks asks for nothing beyond the download.

Bookstacks ships an update daily, 読書空間｜本棚・読書記録 every 9 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Bookstacks | 読書空間｜本棚・読書記録 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 9 days |
| Size | 25 MB | 17 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Kenta Takeuchi](https://appshunter.io/developer/1879746418) | [SOHEI YOSHIOKA](https://appshunter.io/developer/1833587562) |

## What reviewers say

### Bookstacks

[App page](https://appshunter.io/ios/app/bookstacks/id6760252143)

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

**In-app purchases:** none


### 読書空間｜本棚・読書記録

[App page](https://appshunter.io/ios/app/id6787682270)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Proプラン | $5.99 | one-time |


## Frequently asked questions

### Is Bookstacks free?

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

### Is 読書空間｜本棚・読書記録 free?

読書空間｜本棚・読書記録 is free to download, with in-app purchases available.

### Do Bookstacks or 読書空間｜本棚・読書記録 have ads?

Bookstacks shows ads; 読書空間｜本棚・読書記録 does not.

### Which is updated more often, Bookstacks or 読書空間｜本棚・読書記録?

Bookstacks ships an update daily, and 読書空間｜本棚・読書記録 every 9 days. Most recently, Bookstacks was updated on October 25, 2026 and 読書空間｜本棚・読書記録 on October 31, 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.*