View Source Premier vs JSON Tree
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
View Source Premier
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.
- Code viewing and analysis
- Built-in simulator
- Error tracking
- JavaScript terminal testing
- Style and image inspection
- Request management
- Code beautifier
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A multifunctional tool for analyzing, debugging, and viewing structured data and web code — including HTML, XML, JSON, CSS, JavaScript, RSS, ATOM, and other supported formats. The application is designed for developers and professionals who value precision, control, and efficiency. Key features: • Cross-platform support: iPhone, iPad, and Mac • View code in both structured and plain text formats • Validation and error detection for HTML, XML, and JSON • Built-in web simulator with customizable screen sizes • JavaScript console for interactive code testing • HEX viewer for analyzing binary files • Text search with regular expression support • CSS style inspection for page elements • HTTP request handling with flexible configuration for any scenario • Save, edit, and re-run previous requests • Code formatting with built-in Code Beautifier • HTTP response analysis: headers, cookies, and response data • Advanced copying of code fragments and structured elements • Built-in audio playback for files detected in HTML code or opened within the app • Open and analyze files stored on your device The application provides full control over data analysis and streamlines everyday tasks for developers.
JSON Tree
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.
- 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
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A lightweight JSON tree structure previewer with no other dependencies. - Supports exporting type declarations for languages such as Java, TS, and Go - Instantly collapse and expand tree nodes for precise data exploration - Blazing fast performance: 100% native code, zero external libraries - Effortless handling of large files via **Lazy Loading** - Smart copying of full JSON objects, regardless of node collapse state - Seamless system integration: Supports drag & drop, Shared files, and "Open with" from context menus - Enhanced file access: Directly supports "file:///" location paths - Clear data overview: Displays array length/count for quick assessment - Full customization: Includes multiple dark/light theme options and custom font sizing
Screenshots
Verdict
The clearest difference is review sentiment: View Source Premier at 47% against JSON Tree's 0%. View Source Premier also leads on chart position (#81 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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | View Source Premier | JSON Tree |
|---|---|---|
| Price | $6.99 | $2.99 — better |
| Rating | 4.1 (27 ratings) — better | — |
| Positive reviews | 47.1% of reviews — better | 0.0% of reviews |
| Number of ratings | 27 — better | — |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | #81 — better | — |
| Devices | iPhone, iPad, iPod, Mac | iPhone, iPad, iPod, Mac |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 5 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrey Uspanov | 金攀 虞 |
Customer experience
View Source Premier
JSON Tree
In-app purchases
View Source Premier
No in-app purchases
JSON Tree
No in-app purchases
Questions
Is View Source Premier free?
Is JSON Tree free?
Do View Source Premier or JSON Tree have ads?
Which is updated more often, View Source Premier or JSON Tree?
Other comparisons
