# ぐるどく vs Bookstacks

The clearest difference is in-app purchases: Bookstacks at none against ぐるどく's 1. Bookstacks also leads on update cadence (daily vs every 2 weeks). ぐるどく's advantage is ads (none vs shown) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. ぐるどく sells 1 one-off in-app purchase. Bookstacks asks for nothing beyond the download.

ぐるどく ships an update every 2 weeks, Bookstacks daily. The most recent releases landed on October 9, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | ぐるどく | Bookstacks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Daily** |
| Size | 66 MB | 25 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [MAKASETE, Inc](https://appshunter.io/developer/1674779355) | [Kenta Takeuchi](https://appshunter.io/developer/1879746418) |

## What reviewers say

### ぐるどく

[App page](https://appshunter.io/ios/app/epub/id6465693672)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コメントの閲覧・投稿機能の利用 | $5.99 | one-time |


### Bookstacks

[App page](https://appshunter.io/ios/app/bookstacks/id6760252143)

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

**In-app purchases:** none


## Frequently asked questions

### Is ぐるどく free?

ぐるどく is free to download, with in-app purchases available.

### Is Bookstacks free?

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

### Do ぐるどく or Bookstacks have ads?

Bookstacks shows ads; ぐるどく does not.

### Which is updated more often, ぐるどく or Bookstacks?

ぐるどく ships an update every 2 weeks, and Bookstacks daily. Most recently, ぐるどく was updated on October 9, 2026 and Bookstacks on October 6, 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.*