# ShelfMark vs Pagehour

The clearest difference is update cadence: Pagehour at daily against ShelfMark's weekly. Pagehour also leads on iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ShelfMark sells 1 one-off in-app purchase and Pagehour sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ShelfMark ships an update weekly, Pagehour daily. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ShelfMark | Pagehour |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Size | 6 MB | 39 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [InnovaLabWorks](https://appshunter.io/developer/1888514726) | [ACEFINA LLC](https://appshunter.io/developer/6788150968) |

## What reviewers say

### ShelfMark

[App page](https://appshunter.io/ios/app/shelfmark-reading-tracker/id6788129809)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShelfMark Lifetime | $12.99 | one-time |


### Pagehour

[App page](https://appshunter.io/ios/app/pagehour-reading-tracker/id6816395389)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $4.99 | per month |
| Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is ShelfMark free?

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

### Is Pagehour free?

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

### Do ShelfMark or Pagehour have ads?

Neither ShelfMark nor Pagehour shows ads.

### Which is updated more often, ShelfMark or Pagehour?

ShelfMark ships an update weekly, and Pagehour daily. Most recently, ShelfMark was updated on October 3, 2026 and Pagehour on October 10, 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.*