# XML Viewer Converter JSON PDF vs Citation Mapper

The clearest difference is update cadence: Citation Mapper at daily against XML Viewer Converter JSON PDF's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. XML Viewer Converter JSON PDF sells 4 in-app purchases, starting at $11.99 per month and Citation Mapper sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

XML Viewer Converter JSON PDF ships an update fortnightly, Citation Mapper daily. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | XML Viewer Converter JSON PDF | Citation Mapper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (122 ratings)](https://appshunter.io/ios/app/xml-viewer-converter-json-pdf/id1641792040/reviews)** | — |
| Number of ratings | **122** | — |
| Positive reviews | 2.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | Subscription | — |
| Size | 51 MB | 26 MB |
| Requires iOS | 14.0.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [NEURASYNC](https://appshunter.io/developer/1639101560) | [Adeyemi Salau](https://appshunter.io/developer/1618952741) |

## What reviewers say

### XML Viewer Converter JSON PDF

[App page](https://appshunter.io/ios/app/xml-viewer-converter-json-pdf/id1641792040)

This app allows you to view, edit, convert, and validate XML files. It offers AI-powered XML code generation and converts files to PDF and JSON. Enjoy a user-friendly interface and flexible subscription options.

**Highlights:** View, edit, and save XML files, Convert XML to PDF and JSON, AI-powered XML code generation, Built-in XML validator, User-friendly interface

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access (Monthly) | $11.99 | per month |
| Pro Access (Annual) | $12.99 | per year |
| XML Lifetime Discount | $4.99 | one-time |
| XML Lifetime Premium Access | $7.99 | one-time |


### Citation Mapper

[App page](https://appshunter.io/ios/app/citation-mapper/id6759833224)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional Monthly | $24.99 | one-time |
| Premium Monthly | $49.99 | one-time |
| Enterprise Monthly | $99.99 | one-time |
| Professional Yearly | $239.99 | one-time |
| Premium Yearly | $479.99 | one-time |
| Enterprise Yearly | $959.99 | one-time |


## Frequently asked questions

### Is XML Viewer Converter JSON PDF free?

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

### Is Citation Mapper free?

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

### Do XML Viewer Converter JSON PDF or Citation Mapper have ads?

Neither XML Viewer Converter JSON PDF nor Citation Mapper shows ads.

### Which is updated more often, XML Viewer Converter JSON PDF or Citation Mapper?

XML Viewer Converter JSON PDF ships an update fortnightly, and Citation Mapper daily. Most recently, XML Viewer Converter JSON PDF was updated on October 18, 2026 and Citation Mapper on October 13, 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.*