# iBunkoHD vs 読書尚友

The clearest difference is price: 読書尚友 at Free against iBunkoHD's $6.99. 読書尚友 also leads on update cadence (every 2 weeks vs every 2 months) and device support (3 vs 1). iBunkoHD's advantage is in-app purchases (none vs 1) and ads (none vs shown). On rating there is nothing between them.

読書尚友 is free to download; iBunkoHD costs $6.99 up front. 読書尚友 sells 1 one-off in-app purchase. iBunkoHD asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.0 for iBunkoHD against 4.0 for 読書尚友. That said, the two scores are not equally well evidenced: iBunkoHD has 7 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 58% of iBunkoHD's written reviews are positive against 50% of 読書尚友's.

iBunkoHD ships an update every 2 months, 読書尚友 every 2 weeks. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | iBunkoHD | 読書尚友 |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [4.0 (7 ratings)](https://appshunter.io/ios/app/ibunkohd/id369111608/reviews) | [4.0 (1 ratings)](https://appshunter.io/ios/app/id1579254502/reviews) |
| Number of ratings | **7** | 1 |
| Positive reviews | **58.5% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 35 MB | 45 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DWANGO Co., Ltd.](https://appshunter.io/developer/297539595) | [hishida](https://appshunter.io/developer/314082596) |

## What reviewers say

### iBunkoHD

[App page](https://appshunter.io/ios/app/ibunkohd/id369111608)

Experience reading novels, documents, and comic books with a realistic interface that mimics a physical book. Organize your library with a bookshelf, add notes to bookmarks, and easily transfer files from various cloud services. Enjoy enhanced readability with smart screen design and quick page navigation.

**Highlights:** Realistic paper book interface, Vertical and horizontal writing support, Double page spread view, Built-in Aozora Bunko library access, Customizable bookshelf organization, Bookmark with notes and text selection, Multiple file format support (.txt, .pdf, .zip, .rar, .cbz, .cbr)

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

**In-app purchases:** none


### 読書尚友

[App page](https://appshunter.io/ios/app/id1579254502)

This app is a Japanese vertical text viewer for iOS, offering access to over 10,000 works from Aozora Bunko and supporting local files. It handles various formats and provides customization options for a comfortable reading experience.

**Highlights:** Supports various file formats (text, HTML, PDF, ePub, images, etc.), Automatic character code detection, Browse Aozora Bunko by author, title, genre, and ranking, Download books directly from Aozora Bunko, Customizable font, size, background, and page direction, In-app search and bookmarking

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $1.99 | one-time |


## Frequently asked questions

### Is iBunkoHD free?

iBunkoHD costs $6.99, with no in-app purchases.

### Is 読書尚友 free?

読書尚友 is free to download, with in-app purchases available.

### Which has better reviews, iBunkoHD or 読書尚友?

iBunkoHD and 読書尚友 are both rated 4.0 out of 5 on the App Store, from 7 and 1 ratings respectively.

### Do iBunkoHD or 読書尚友 have ads?

読書尚友 shows ads; iBunkoHD does not.

### Which is updated more often, iBunkoHD or 読書尚友?

iBunkoHD ships an update every 2 months, and 読書尚友 every 2 weeks. Most recently, iBunkoHD was updated on September 22, 2026 and 読書尚友 on September 21, 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.*