# JSON Editor Viewer XML PDF vs OpenEML

The clearest difference is review sentiment: OpenEML at 100% against JSON Editor Viewer XML PDF's 0%. OpenEML also leads on rating (4.7 vs 1.0) and update cadence (every 6 days vs every 2 months). JSON Editor Viewer XML PDF's advantage is in-app purchases (none vs 4) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

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

OpenEML holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: OpenEML has 22 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of JSON Editor Viewer XML PDF's written reviews are positive against 100% of OpenEML's.

JSON Editor Viewer XML PDF ships an update every 2 months, OpenEML every 6 days. The most recent releases landed on June 1, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | JSON Editor Viewer XML PDF | OpenEML |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/json-editor-viewer-xml-pdf/id6476981919/reviews) | **[4.7 (22 ratings)](https://appshunter.io/ios/app/openeml-eml-reader-and-viewer/id6751085601/reviews)** |
| Number of ratings | 2 | **22** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 14 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Haitam Baid](https://appshunter.io/developer/1725183609) | [延平 陈](https://appshunter.io/developer/1833168926) |

## What reviewers say

### JSON Editor Viewer XML PDF

[App page](https://appshunter.io/ios/app/json-editor-viewer-xml-pdf/id6476981919)

This app allows users to view, edit, and manage JSON, XML, and PDF files in a single platform. It offers features like syntax highlighting, file management, and search capabilities for efficient data manipulation and document review.

**Highlights:** Multi-format compatibility (JSON, XML, PDF), Intuitive JSON editing, XML data management, PDF document viewing, Syntax highlighting, File management, Search and filter

**Features:** macOS Compatibility

**In-app purchases:** none


### OpenEML

[App page](https://appshunter.io/ios/app/openeml-eml-reader-and-viewer/id6751085601)

Easily open and manage email files (.eml, .msg, .oft) on your iPhone or iPad. Read, search, and organize messages with attachments in a clean interface. All files stay on your device.

**Highlights:** Open EML, MSG, OFT files, View email details, Read HTML and plain-text content, Preview attachments with Quick Look, Save and search emails locally, Customizable themes, Private by design

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $1.99 | per 7 days |
| Pro Monthly | $2.99 | per month |
| Pro Yearly | $6.99 | per year |
| Lifetime Premium Access | $9.99 | one-time |


## Frequently asked questions

### Is JSON Editor Viewer XML PDF free?

JSON Editor Viewer XML PDF is free to download, with no in-app purchases.

### Is OpenEML free?

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

### Which has better reviews, JSON Editor Viewer XML PDF or OpenEML?

OpenEML is rated higher. JSON Editor Viewer XML PDF averages 1.0 out of 5 from 2 ratings, while OpenEML averages 4.7 from 22 ratings.

### Do JSON Editor Viewer XML PDF or OpenEML have ads?

Neither JSON Editor Viewer XML PDF nor OpenEML shows ads.

### Which is updated more often, JSON Editor Viewer XML PDF or OpenEML?

JSON Editor Viewer XML PDF ships an update every 2 months, and OpenEML every 6 days. Most recently, JSON Editor Viewer XML PDF was updated on June 1, 2026 and OpenEML on September 22, 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.*