# ShelfyHub vs KO Backlog

The clearest difference is in-app purchases: KO Backlog at none against ShelfyHub's 2. KO Backlog also leads on ads (none vs shown). ShelfyHub's advantage is iOS requirement (15.1 vs 18.6). On price, update cadence and device support there is nothing between them.

Both are free to download. ShelfyHub sells 2 in-app purchases, starting at $1.99 per month. KO Backlog asks for nothing beyond the download.

ShelfyHub ships an update every 2 weeks, KO Backlog fortnightly. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | ShelfyHub | KO Backlog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/ko-backlog/id6780160980/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | — | Free |
| Size | 73 MB | 69 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Antonio Moreno Valls](https://appshunter.io/developer/1896238867) | [Justin Noormand](https://appshunter.io/developer/6780161222) |

## What reviewers say

### ShelfyHub

[App page](https://appshunter.io/ios/app/shelfyhub/id6766214524)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShelfyHub Pro – Monthly | $1.99 | per month |
| ShelfyHub Pro – Annual | $17.99 | per year |


### KO Backlog

[App page](https://appshunter.io/ios/app/ko-backlog/id6780160980)

Organize your entire game library with this app. Track games across all platforms, add notes, rate your progress, and mark when you've completed them. Sync your data seamlessly across your iOS devices.

**Highlights:** Track games across all platforms, Rate and add notes to games, Mark games as beaten, Sync across iOS devices, Simple and intuitive interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ShelfyHub free?

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

### Is KO Backlog free?

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

### Do ShelfyHub or KO Backlog have ads?

ShelfyHub shows ads; KO Backlog does not.

### Which is updated more often, ShelfyHub or KO Backlog?

ShelfyHub ships an update every 2 weeks, and KO Backlog fortnightly. Most recently, ShelfyHub was updated on October 8, 2026 and KO Backlog on September 30, 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.*