# LogosX vs XML Viewer

The clearest difference is in-app purchases: LogosX at none against XML Viewer's 4. LogosX also leads on ads (none vs shown) and iOS requirement (15.0 vs 17). XML Viewer's advantage is update cadence (fortnightly vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. XML Viewer sells 4 in-app purchases, starting at $1.99 per 7 days. LogosX asks for nothing beyond the download.

LogosX ships an update every 5 weeks, XML Viewer fortnightly. The most recent releases landed on October 7, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | LogosX | XML Viewer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Fortnightly** |
| Size | 83 MB | 6 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Logos Imaging](https://appshunter.io/developer/1751537167) | [Muhammad Mujahid Khan](https://appshunter.io/developer/1749120554) |

## What reviewers say

### LogosX

[App page](https://appshunter.io/ios/app/logosx/id6504252827)

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

**In-app purchases:** none


### XML Viewer

[App page](https://appshunter.io/ios/app/xml-viewer-editor-and-formatter/id6754247662)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Monthly | $4.99 | per month |
| Yearly | $24.99 | per year |
| Lifetime Premium | $49.99 | one-time |


## Frequently asked questions

### Is LogosX free?

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

### Is XML Viewer free?

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

### Do LogosX or XML Viewer have ads?

XML Viewer shows ads; LogosX does not.

### Which is updated more often, LogosX or XML Viewer?

LogosX ships an update every 5 weeks, and XML Viewer fortnightly. Most recently, LogosX was updated on October 7, 2026 and XML Viewer on October 6, 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.*