# Spindle Books vs 책벌레

The clearest difference is update cadence: 책벌레 at every 3 days against Spindle Books's every 10 months. Spindle Books's advantage is iOS requirement (13.0 vs 17.0). 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.

Spindle Books ships an update every 10 months, 책벌레 every 3 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Spindle Books | 책벌레 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (2 ratings)](https://appshunter.io/ios/app/spindle-books/id493709695/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 3 days** |
| Monetization | Free | Free |
| Size | 65 MB | 11 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [iPortfolio Inc.](https://appshunter.io/developer/486052141) | [JAYEOUN KIM](https://appshunter.io/developer/1895444637) |

## What reviewers say

### Spindle Books

[App page](https://appshunter.io/ios/app/spindle-books/id493709695)

This digital reading program uses a 5-step method to help children acquire languages naturally. It incorporates interactive games, audio storytelling, reading practice with accent options, and speaking exercises to enhance language learning efficiency.

**Highlights:** 5-step Multi-dimension Reading, Brain relaxer word games, Audio storytelling with hidden text, Reading with accent and speed control, Speaking practice with native speaker audio, Dynamic after-reading activities

**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 Spindle Books free?

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

### Is 책벌레 free?

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

### Do Spindle Books or 책벌레 have ads?

Neither Spindle Books nor 책벌레 shows ads.

### Which is updated more often, Spindle Books or 책벌레?

Spindle Books ships an update every 10 months, and 책벌레 every 3 days. Most recently, Spindle Books was updated on November 1, 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.*