# Bookbuild vs Griug

The clearest difference is update cadence: Bookbuild at weekly against Griug's monthly. Griug's advantage is iOS requirement (13.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

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

Bookbuild ships an update weekly, Griug monthly. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Bookbuild | Griug |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 52 MB | 41 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bookbuild AS](https://appshunter.io/developer/1827436009) | [Enoro AS](https://appshunter.io/developer/779631538) |

## What reviewers say

### Bookbuild

[App page](https://appshunter.io/ios/app/bookbuild/id6748815240)

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

**In-app purchases:** none


### Griug

[App page](https://appshunter.io/ios/app/griug/id6754384539)

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

**In-app purchases:** none


## Frequently asked questions

### Is Bookbuild free?

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

### Is Griug free?

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

### Do Bookbuild or Griug have ads?

Neither Bookbuild nor Griug shows ads.

### Which is updated more often, Bookbuild or Griug?

Bookbuild ships an update weekly, and Griug monthly. Most recently, Bookbuild was updated on October 13, 2026 and Griug on October 11, 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.*