# 북플립 vs 책갈피ReadNotes

The clearest difference is in-app purchases: 책갈피ReadNotes at none against 북플립's 3. 책갈피ReadNotes also leads on update cadence (weekly vs fortnightly). 북플립's advantage is iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. 북플립 sells 3 one-off in-app purchases. 책갈피ReadNotes asks for nothing beyond the download.

북플립 ships an update fortnightly, 책갈피ReadNotes weekly. The most recent releases landed on September 22, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | 북플립 | 책갈피ReadNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/id1483409067/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 52 MB | 1 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HANA CHEMICAL CO.,LTD](https://appshunter.io/developer/1456341337) | [ShinIl Heo](https://appshunter.io/developer/1723443938) |

## What reviewers say

### 북플립

[App page](https://appshunter.io/ios/app/id1483409067)

Manage your personal library and discover new books through community insights. Track reading progress, organize books with custom tags, and analyze your reading habits with detailed statistics. Connect with other readers, share reviews, and explore curated collections.

**Highlights:** Personal library creation, Bookmark and rating system, Reading status categorization, Private notes and public reviews, Photo and quote logging, Reading habit analysis and statistics, Social sharing and following, Book discovery through community reviews

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 북플립 플러스 1개월 | $1.99 | one-time |
| 북플립 플러스 6개월 | $11.99 | one-time |
| 북플립 플러스 12개월 | $17.99 | one-time |


### 책갈피ReadNotes

[App page](https://appshunter.io/ios/app/readnotes/id6754544942)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 북플립 free?

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

### Is 책갈피ReadNotes free?

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

### Do 북플립 or 책갈피ReadNotes have ads?

Neither 북플립 nor 책갈피ReadNotes shows ads.

### Which is updated more often, 북플립 or 책갈피ReadNotes?

북플립 ships an update fortnightly, and 책갈피ReadNotes weekly. Most recently, 북플립 was updated on September 22, 2026 and 책갈피ReadNotes on September 20, 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.*