# iBunkoS vs neo文庫

The clearest difference is review sentiment: iBunkoS at 58% against neo文庫's 45%. iBunkoS also leads on chart position (#169 vs unranked) and price ($2.99 vs $3.99). neo文庫's advantage is update cadence (monthly vs every 2 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

iBunkoS costs $2.99 and neo文庫 $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

iBunkoS ships an update every 2 months, neo文庫 monthly. The most recent releases landed on September 22, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | iBunkoS | neo文庫 |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | **[4.4 (9 ratings)](https://appshunter.io/ios/app/ibunkos/id418102178/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | **58.3% of reviews** | 45.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Paid | Paid |
| Best chart rank | **#169** | — |
| Size | 34 MB | 6 MB |
| Requires iOS | **12.0** | 16.7 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DWANGO Co., Ltd.](https://appshunter.io/developer/297539595) | [Masaaki Takahashi](https://appshunter.io/developer/1863624315) |

## What reviewers say

### iBunkoS

[App page](https://appshunter.io/ios/app/ibunkos/id418102178)

**Currently charting:** #169 Top Paid · Book (US App Store)

This app offers a realistic paper book reading experience on your iPhone, supporting various file formats like TXT, PDF, and comics. It includes features like a digital bookshelf, bookmarking with notes, and dictionary lookups.

**Highlights:** Realistic paper book interface, Supports TXT, PDF, CBZ, CBR files, 230+ built-in books and Aozora Bunko access, Customizable bookshelf and bookmarks, File transfer via USB, cloud, and servers, Dictionary lookup integration, Passcode lock for privacy

**Features:** Vision Pro support

**In-app purchases:** none


### neo文庫

[App page](https://appshunter.io/ios/app/neo/id525695233)

This app provides access to over 17,000 public domain e-books, with customizable reading settings and organizational tools. Enjoy a rich reading experience with features like page-turning effects, adjustable text and background colors, and detailed formatting options.

**Highlights:** Access to 17,000+ public domain e-books, Customizable text size, color, and background, Page-turning animation, Vertical writing support with furigana, Book organization into custom shelves, Built-in dictionary and search functionality

**In-app purchases:** none


## Frequently asked questions

### Is iBunkoS free?

iBunkoS costs $2.99, with no in-app purchases.

### Is neo文庫 free?

neo文庫 costs $3.99, with no in-app purchases.

### Do iBunkoS or neo文庫 have ads?

Neither iBunkoS nor neo文庫 shows ads.

### Which is updated more often, iBunkoS or neo文庫?

iBunkoS ships an update every 2 months, and neo文庫 monthly. Most recently, iBunkoS was updated on September 22, 2026 and neo文庫 on September 10, 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.*