# ARC Library vs Refd

ARC Library and Refd are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ARC Library ships an update every 3 weeks, Refd every 10 days. The most recent releases landed on October 4, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | ARC Library | Refd |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/arc-library/id6737032389/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | Free | — |
| Size | 28 MB | 38 MB |
| Requires iOS | 15 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [MBRGI](https://appshunter.io/developer/1335516125) | [AL DORER TECHNOLOGY COMPANY FOR INFORMATION TECHNOLOGY](https://appshunter.io/developer/1803885732) |

## What reviewers say

### ARC Library

[App page](https://appshunter.io/ios/app/arc-library/id6737032389)

Access a wide range of books and track your reading progress for a literacy initiative. Summarize both digital and physical books with intuitive tools. Earn achievements as you work towards your reading goals.

**Highlights:** Extensive book collection, Interactive summaries, Progress tracking, Achievement earning, Summarize physical books

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

**In-app purchases:** none


### Refd

[App page](https://appshunter.io/ios/app/refd/id6758384917)

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

**In-app purchases:** none


## Frequently asked questions

### Is ARC Library free?

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

### Is Refd free?

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

### Do ARC Library or Refd have ads?

Neither ARC Library nor Refd shows ads.

### Which is updated more often, ARC Library or Refd?

ARC Library ships an update every 3 weeks, and Refd every 10 days. Most recently, ARC Library was updated on October 4, 2026 and Refd on September 28, 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.*