# Book Guard. vs Greenlight Publishing

The clearest difference is in-app purchases: Book Guard. at none against Greenlight Publishing's 3. Book Guard. also leads on update cadence (every 2 days vs weekly) and iOS requirement (13.0 vs 16.4). On price, ads and device support there is nothing between them.

Both are free to download. Greenlight Publishing sells 3 in-app purchases, starting at $9.99 per month. Book Guard. asks for nothing beyond the download.

Book Guard. ships an update every 2 days, Greenlight Publishing weekly. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Book Guard. | Greenlight Publishing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/greenlight-publishing/id6788904677/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Weekly |
| Size | 76 MB | 48 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Tqnia for Information Technology](https://appshunter.io/developer/1533657655) | [LUC SCHURGERS](https://appshunter.io/developer/6788904679) |

## What reviewers say

### Book Guard.

[App page](https://appshunter.io/ios/app/book-guard/id6747822466)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Greenlight Publishing

[App page](https://appshunter.io/ios/app/greenlight-publishing/id6788904677)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Greenlight Unlimited Monthly | $9.99 | per month |
| Greenlight Unlimited Yearly | $59.99 | per year |
| Book unlock | $4.99 | one-time |


## Frequently asked questions

### Is Book Guard. free?

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

### Is Greenlight Publishing free?

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

### Do Book Guard. or Greenlight Publishing have ads?

Neither Book Guard. nor Greenlight Publishing shows ads.

### Which is updated more often, Book Guard. or Greenlight Publishing?

Book Guard. ships an update every 2 days, and Greenlight Publishing weekly. Most recently, Book Guard. was updated on October 15, 2026 and Greenlight Publishing on October 24, 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.*