# DueGuard vs ShelfKeep

The clearest difference is in-app purchases: ShelfKeep at none against DueGuard's 2. DueGuard's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

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

## The numbers

| Metric | DueGuard | ShelfKeep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 48 MB | 35 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Masoud Maleki](https://appshunter.io/developer/1850317226) | [Sergei Barmichev](https://appshunter.io/developer/6771926928) |

## What reviewers say

### DueGuard

[App page](https://appshunter.io/ios/app/dueguard/id6754825469)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Yearly | $19.99 | per year |


### ShelfKeep

[App page](https://appshunter.io/ios/app/shelfkeep/id6771926926)

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

**In-app purchases:** none


## Frequently asked questions

### Is DueGuard free?

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

### Is ShelfKeep free?

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

### Do DueGuard or ShelfKeep have ads?

Neither DueGuard nor ShelfKeep shows ads.

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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.*