# iBunkoS vs SORARI

The clearest difference is in-app purchases: iBunkoS at none against SORARI's 1. iBunkoS also leads on chart position (#174 vs unranked). SORARI's advantage is price ($1.99 vs $2.99). On update cadence, ads, device support and iOS requirement there is nothing between them.

iBunkoS costs $2.99 and SORARI $1.99 up front. SORARI sells 1 one-off in-app purchase. iBunkoS asks for nothing beyond the download.

iBunkoS ships an update every 2 months, SORARI every 4 months. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | iBunkoS | SORARI |
| --- | --- | --- |
| Price | $2.99 | **$1.99** |
| Rating | **[4.4 (9 ratings)](https://appshunter.io/ios/app/ibunkos/id418102178/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Paid | — |
| Best chart rank | **#174** | — |
| Size | 34 MB | 28 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DWANGO Co., Ltd.](https://appshunter.io/developer/297539595) | [satoshi kumagai](https://appshunter.io/developer/1193484492) |

## What reviewers say

### iBunkoS

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

**Currently charting:** #174 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


### SORARI

[App page](https://appshunter.io/ios/app/sorari-nonad/id1587550683)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Front cover | $0.99 | one-time |


## Frequently asked questions

### Is iBunkoS free?

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

### Is SORARI free?

SORARI costs $1.99, and also offers in-app purchases.

### Do iBunkoS or SORARI have ads?

Neither iBunkoS nor SORARI shows ads.

### Which is updated more often, iBunkoS or SORARI?

iBunkoS ships an update every 2 months, and SORARI every 4 months. Most recently, iBunkoS was updated on September 22, 2026 and SORARI on September 9, 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.*