# IGC Library vs Quollect

The clearest difference is in-app purchases: IGC Library at none against Quollect's 3. IGC Library also leads on device support (3 vs 1) and iOS requirement (11.0 vs 16.0). Quollect's advantage is update cadence (every 2 weeks vs every 6 weeks). On price and ads there is nothing between them.

Both are free to download. Quollect sells 3 in-app purchases, starting at $3.99 per month. IGC Library asks for nothing beyond the download.

IGC Library ships an update every 6 weeks, Quollect every 2 weeks. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | IGC Library | Quollect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/quollect-reading-notes/id6744570970/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 88.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 121 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [(주)퓨쳐누리](https://appshunter.io/developer/777428691) | [Kyongwook Jo](https://appshunter.io/developer/1808240219) |

## What reviewers say

### IGC Library

[App page](https://appshunter.io/ios/app/igc-library/id1447343646)

**Features:** Vision Pro support

**In-app purchases:** none


### Quollect

[App page](https://appshunter.io/ios/app/quollect-reading-notes/id6744570970)

Easily capture and organize memorable book quotes by snapping photos, highlighting text, and adding personal notes. Quotes are automatically grouped by book for quick retrieval, enhancing your reading experience.

**Highlights:** Snap and save quotes from books, Highlight specific text sections, Add personal notes and page numbers, Organize quotes by book title, Search saved quotes easily

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quollect PRO Monthly Plan | $3.99 | per month |
| Quollect PRO Annual Plan | $39.99 | per year |
| Quollect PRO Lifetime Plan | $49.99 | one-time |


## Frequently asked questions

### Is IGC Library free?

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

### Is Quollect free?

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

### Do IGC Library or Quollect have ads?

Neither IGC Library nor Quollect shows ads.

### Which is updated more often, IGC Library or Quollect?

IGC Library ships an update every 6 weeks, and Quollect every 2 weeks. Most recently, IGC Library was updated on October 25, 2026 and Quollect on October 19, 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.*