# Vol. vs 책벌레

The clearest difference is in-app purchases: 책벌레 at none against Vol.'s 2. 책벌레 also leads on ads (none vs shown) and update cadence (every 3 days vs every 9 days). Vol.'s advantage is iOS requirement (15.5 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Vol. sells 2 in-app purchases, starting at $2.99 per month. 책벌레 asks for nothing beyond the download.

Vol. ships an update every 9 days, 책벌레 every 3 days. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Vol. | 책벌레 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 3 days** |
| Monetization | — | Free |
| Size | 59 MB | 11 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jeongbin Park](https://appshunter.io/developer/1819440689) | [JAYEOUN KIM](https://appshunter.io/developer/1895444637) |

## What reviewers say

### Vol.

[App page](https://appshunter.io/ios/app/vol/id6760890327)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vol. Premium (1달 플랜) | $2.99 | per month |
| Vol. Premium (1년 플랜) | $19.99 | per year |


### 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 Vol. free?

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

### Is 책벌레 free?

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

### Do Vol. or 책벌레 have ads?

Vol. shows ads; 책벌레 does not.

### Which is updated more often, Vol. or 책벌레?

Vol. ships an update every 9 days, and 책벌레 every 3 days. Most recently, Vol. was updated on October 13, 2026 and 책벌레 on October 2, 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.*