# indexx vs 책벌레

The clearest difference is update cadence: 책벌레 at every 3 days against indexx's every 3 months. 책벌레 also leads on monetization model (free vs ad-supported) and iOS requirement (17.0 vs 26.0). On price, review sentiment, ads and in-app purchases there is nothing between them.

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

indexx ships an update every 3 months, 책벌레 every 3 days. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | indexx | 책벌레 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Ad-supported | **Free** |
| Size | 4 MB | 11 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [OKMIN LEE](https://appshunter.io/developer/1501145758) | [JAYEOUN KIM](https://appshunter.io/developer/1895444637) |

## What reviewers say

### indexx

[App page](https://appshunter.io/ios/app/indexx/id6757661654)

Capture, organize, and share impactful sentences from books. This app uses OCR to extract text from photos or allows manual entry, linking each quote to its source and your reflections. Create shareable quote cards and track your reading journey with a personal library.

**Highlights:** Capture sentences via OCR or manual entry, Link quotes to book, page, and reflections, Generate shareable quote cards, Track reading progress and history, Barcode scanner for book registration, Personal sentence library

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

**In-app purchases:** none


### 책벌레

[App page](https://appshunter.io/ios/app/id6763699697)

This app provides a simple way to record your reading journey. Capture favorite quotes, add book details easily, and track your reading history. It focuses on preserving the moments and feelings associated with each book.

**Highlights:** Simple reading logging, Collect favorite sentences, Easy book addition via search or share, Track finished books and impressions, Organize reading history, Minimalist interface

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

**In-app purchases:** none


## Frequently asked questions

### Is indexx free?

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

### Is 책벌레 free?

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

### Do indexx or 책벌레 have ads?

Neither indexx nor 책벌레 shows ads.

### Which is updated more often, indexx or 책벌레?

indexx ships an update every 3 months, and 책벌레 every 3 days. Most recently, indexx was updated on November 5, 2026 and 책벌레 on October 31, 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.*