Advanced JSON Viewer
Acrogenesis LLC Developer Tools iPhoneiPadiPod touchMac
Advanced JSON Viewer is a paid Developer Tools app for iPhone and iPad by Acrogenesis LLC. Rated 3.3/5 from 3 ratings. Requires iOS 15.0.
- Rating
- 3.3
- 3 ratings
- Price
- 1.99 USD
- on the App Store
- Size
- 5 MB
- Age 4+
- Updated
- Sep 9
- 2026 · v2.3
Screenshots
About Advanced JSON Viewer
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.
What’s new
Version 2.3 · Updated September 9, 2026
- Improved formatting reliability for international text and JSON strings containing HTML-like characters - Updated the editor engine and all bundled themes for better compatibility and stability - Syntax validation now runs entirely on-device without downloading an external worker - General performance and reliability improvements
App privacy
The developer, Acrogenesis LLC, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Advanced JSON Viewer
Looking for apps like Advanced JSON Viewer? Here are 6 similar apps on the App Store. The highest rated is JSON Navigator (5.0/5), and 1 of the 6 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Advanced JSON Viewer | 3.3 / 5 (3 ratings) | 1.99 USD | September 9, 2026 | |
| JSON Highlight Pro for Safari | – | 0.99 USD | May 13, 2026 | Compare |
| JSON Navigator | 5.0 / 5 (2) | 4.99 USD | Oct 29, 2026 | Compare |
| JSON Tree | 1.0 / 5 (1) | 1.99 USD | Oct 28, 2026 | Compare |
| JSON Scope | – | Free | Sep 20, 2026 | Compare |
| JSON Tools: Viewer & Formatter | – | 0.99 USD | Oct 21, 2026 | Compare |
| php$ - programming language | 4.8 / 5 (9) | 2.99 USD | Jul 16, 2025 | Compare |