# XML / JSON Viewer vs SQL Lens

The clearest difference is price: XML / JSON Viewer at Free against SQL Lens's $0.99. XML / JSON Viewer also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). SQL Lens's advantage is in-app purchases (none vs 1) and ads (none vs shown).

XML / JSON Viewer is free to download; SQL Lens costs $0.99 up front. XML / JSON Viewer sells 1 one-off in-app purchase. SQL Lens asks for nothing beyond the download.

## The numbers

| Metric | XML / JSON Viewer | SQL Lens |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Size | 46 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Seiya.k](https://appshunter.io/developer/383021944) | [SMART BIT K.K](https://appshunter.io/developer/1896559487) |

## What reviewers say

### XML / JSON Viewer

[App page](https://appshunter.io/ios/app/xml-json-viewer/id6753669541)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $2.99 | one-time |


### SQL Lens

[App page](https://appshunter.io/ios/app/sql-lens-sqler/id6802689139)

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

**In-app purchases:** none


## Frequently asked questions

### Is XML / JSON Viewer free?

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

### Is SQL Lens free?

SQL Lens costs $0.99, with no in-app purchases.

### Do XML / JSON Viewer or SQL Lens have ads?

XML / JSON Viewer shows ads; SQL Lens does not.

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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.*