# 日医Lib vs ArcReader

The clearest difference is review sentiment: ArcReader at 94% against 日医Lib's 25%. ArcReader also leads on update cadence (weekly vs every 3 months). 日医Lib's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. ArcReader sells 3 in-app purchases, starting at $5.99 per month. 日医Lib asks for nothing beyond the download.

日医Lib ships an update every 3 months, ArcReader weekly. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 日医Lib | ArcReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (47 ratings)](https://appshunter.io/ios/app/arcreader-web-novel-offline/id6762717697/reviews)** |
| Number of ratings | — | **47** |
| Positive reviews | 25.0% of reviews | **94.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 138 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Kyorinsha Co.,Ltd](https://appshunter.io/developer/482525161) | [Thien Le](https://appshunter.io/developer/1617088747) |

## What reviewers say

### 日医Lib

[App page](https://appshunter.io/ios/app/lib/id926183203)

Access and read electronic books from the Japan Medical Association. Features include unique scrolling for academic papers, shared notes and bookmarks, and social media integration for discussion.

**Highlights:** Electronic books from Japan Medical Association, Unique scrolling for academic papers, Shared notes and bookmarks, SNS integration for discussion, Cross-scroll and vertical scroll

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

**In-app purchases:** none


### ArcReader

[App page](https://appshunter.io/ios/app/arcreader-web-novel-offline/id6762717697)

Download and read web novels offline with customizable themes, fonts, and scroll modes. Convert novels to audiobooks with on-device narration and build vocabulary with an integrated dictionary. Sync progress across devices and import EPUB files.

**Highlights:** Download and read web novels offline, Customizable reader themes and fonts, On-device text-to-speech narration, EPUB file import, Integrated dictionary with flashcards, Cross-device reading progress sync

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ArcReader VIP — Monthly | $5.99 | per month |
| ArcReader VIP — Annual | $44.99 | per year |
| ArcReader VIP - Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is 日医Lib free?

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

### Is ArcReader free?

ArcReader is free to download, with in-app purchases available.

### Do 日医Lib or ArcReader have ads?

ArcReader shows ads; 日医Lib does not.

### Which is updated more often, 日医Lib or ArcReader?

日医Lib ships an update every 3 months, and ArcReader weekly. Most recently, 日医Lib was updated on October 6, 2026 and ArcReader on October 12, 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.*