JSON Tree vs Advanced JSON Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Advanced JSON Viewer
This tool enhances JSON data viewing and editing within Safari and on your device. It offers beautiful formatting, syntax highlighting, and an interactive editor for efficient JSON management.
- Open and save JSON files
- Beautiful JSON formatting
- Syntax highlighting
- Interactive editor
- Light & dark modes
- Error detection
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Advanced JSON Viewer transforms raw JSON data into an elegant, interactive viewing experience right in Safari and now supports opening and saving JSON files directly from your device. Key Features: • Open JSON Files: Open and view JSON files from your device with powerful formatting • Save JSON Files: Edit and save your JSON data directly to your device • Beautiful JSON Formatting: Instantly transforms unformatted JSON into a clean, readable format • Syntax Highlighting: Makes JSON structure easily readable with color-coded elements • Light & Dark Modes: Automatically switches between themes based on your system preferences • Customizable Themes: Choose from a wide selection of professional color schemes • Interactive Editor: Edit JSON directly in the browser with the powerful Ace editor • Settings Toolbar: Quick access to all viewing preferences in one convenient panel • Adjustable Settings: Customize font size, tab width, and other viewing preferences • Invisible Characters: Option to display invisible characters for precise editing • Fast & Efficient: Works instantly on any JSON page or file without slowing down your experience • Error Detection: Highlights JSON syntax errors as you type • Toggle Views: Switch between raw and formatted views with a single click Perfect for developers, QA engineers, API testers, and anyone who works with JSON data. Advanced JSON Viewer makes reading, editing, and saving JSON in Safari and local files a delightful experience. Built with attention to detail and performance, this app seamlessly enhances your JSON workflow whether you're browsing API responses online or examining and editing local configuration files. Available as a universal purchase - buy once and use it on Mac, iPhone, iPad, and Vision Pro.
Screenshots
Verdict
The clearest difference is review sentiment: Advanced JSON Viewer at 40% against JSON Tree's 0%. Advanced JSON Viewer also leads on chart position (#180 vs unranked) and price ($1.99 vs $2.99). JSON Tree's advantage is update cadence (every 3 weeks vs every 6 weeks). On ads, in-app purchases, monetization model and device support 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
JSON Tree costs $2.99 and Advanced JSON Viewer $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
JSON Tree ships an update every 3 weeks, Advanced JSON Viewer every 6 weeks. The most recent releases landed on September 19, 2026 and September 24, 2026 respectively.
| Parameter | JSON Tree | Advanced JSON Viewer |
|---|---|---|
| Price | $2.99 | $1.99 — better |
| Rating | — | 3.3 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | 40.0% of reviews — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | — | #180 — better |
| Devices | iPhone, iPad, iPod, Mac | iPhone, iPad, iPod, Mac |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | 金攀 虞 | Acrogenesis LLC |
Customer experience
JSON Tree
Advanced JSON Viewer
In-app purchases
JSON Tree
No in-app purchases
Advanced JSON Viewer
No in-app purchases
Questions
Is JSON Tree free?
Is Advanced JSON Viewer free?
Do JSON Tree or Advanced JSON Viewer have ads?
Which is updated more often, JSON Tree or Advanced JSON Viewer?
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