# Pyralis vs KO Backlog

The clearest difference is update cadence: KO Backlog at fortnightly against Pyralis's every 9 months. Pyralis's advantage is iOS requirement (15.0 vs 18.6). 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.

Pyralis ships an update every 9 months, KO Backlog fortnightly. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Pyralis | 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 | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 44 MB | 69 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [MUSTAFA ERHAN KAYA](https://appshunter.io/developer/1858291089) | [Justin Noormand](https://appshunter.io/developer/6780161222) |

## What reviewers say

### Pyralis

[App page](https://appshunter.io/ios/app/pyralis-game-library/id6756070991)

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

**In-app purchases:** none


### 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 Pyralis free?

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

### Is KO Backlog free?

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

### Do Pyralis or KO Backlog have ads?

Neither Pyralis nor KO Backlog shows ads.

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

Pyralis ships an update every 9 months, and KO Backlog fortnightly. Most recently, Pyralis was updated on October 17, 2026 and KO Backlog on October 16, 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.*