# View Source Premier vs JSON Tree

The clearest difference is review sentiment: View Source Premier at 47% against JSON Tree's 0%. View Source Premier also leads on chart position (#85 vs unranked). JSON Tree's advantage is price ($2.99 vs $6.99). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

View Source Premier costs $6.99 and JSON Tree $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | View Source Premier | JSON Tree |
| --- | --- | --- |
| Price | $6.99 | **$2.99** |
| Rating | **[4.1 (27 ratings)](https://appshunter.io/ios/app/view-source-premier/id1425213172/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | **47.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Paid | Paid |
| Best chart rank | **#85** | — |
| Size | 5 MB | 1 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod, Mac | iPhone, iPad, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Andrey Uspanov](https://appshunter.io/developer/1203890914) | [金攀 虞](https://appshunter.io/developer/1674729630) |

## What reviewers say

### View Source Premier

[App page](https://appshunter.io/ios/app/view-source-premier/id1425213172)

**Currently charting:** #85 Top Paid · Developer Tools (US App Store)

Analyze and view HTML, XML, JavaScript, CSS, JSON, and RSS code with a built-in simulator, error tracking, and request management tools. Easily format code, test JavaScript, and inspect styles and images. Supports multiple devices for enhanced productivity.

**Highlights:** Code viewing and analysis, Built-in simulator, Error tracking, JavaScript terminal testing, Style and image inspection, Request management, Code beautifier

**Features:** Vision Pro support

**In-app purchases:** none


### JSON Tree

[App page](https://appshunter.io/ios/app/json-tree/id6702017445)

This app provides a lightweight way to view and format JSON data. It offers features like collapsing nodes, exporting type declarations for various languages, and handling large files efficiently with lazy loading. Seamless system integration and customizable themes enhance the user experience.

**Highlights:** JSON tree structure preview, Export type declarations (Java, TS, Go), Collapse and expand nodes, Lazy loading for large files, Smart copying of JSON objects, Drag and drop support, Customizable themes and font sizes

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is View Source Premier free?

View Source Premier costs $6.99, with no in-app purchases.

### Is JSON Tree free?

JSON Tree costs $2.99, with no in-app purchases.

### Do View Source Premier or JSON Tree have ads?

Neither View Source Premier nor JSON Tree shows ads.

### Which is updated more often, View Source Premier or JSON Tree?

View Source Premier ships an update every 3 weeks, and JSON Tree every 3 weeks. Most recently, View Source Premier was updated on October 10, 2026 and JSON Tree 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.*