Advanced JSON Viewer vs ParseLab
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
ParseLab
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ParseLab is the professional data format editor for iPhone and iPad. View, edit, validate, convert and compare your config and data files with a fast, native app built for iOS 26 and the Liquid Glass design. SUPPORTS 8 FORMATS JSON, YAML, TOML, XML, PLIST, INI, ENV and CSV. Open the file, and ParseLab detects the format automatically. FREE FEATURES - View and edit all 8 file formats - Beautiful syntax highlighting - Tree view navigation for hierarchical data - Live CSV spreadsheet table view - Inline validation that flags duplicate keys and trailing commas as you type - Basic schema validation - File info and per-format statistics - Light and dark themes - Built-in sample files to get started - Works completely offline - No ads, no tracking, no accounts PARSELAB PRO (one-time purchase, no subscription) - Format conversion suite: convert between JSON, YAML, TOML, XML and CSV in a tap - Batch conversion and reusable conversion presets - Advanced search and query tools, including JSONPath and XPath - Diff and Compare: spot every change between two files - Data analytics and visual data explorer - AI-powered features: natural language queries and smart suggestions - Premium syntax themes - Schema validation for JSON - Export with custom formatting - Unlimited file size and unlimited recent files history PERFECT FOR - Developers working with configuration files - API testing and debugging - Data analysis and exploration - Editing config files on the go - Learning and exploring file formats WHY PARSELAB - Native app built for performance on iOS 26 - Privacy first: all processing happens on your device - One-time Pro purchase, no subscriptions, no recurring fees - Available in English, Spanish, Hindi, Simplified Chinese and Traditional Chinese - Regular updates and responsive developer support Download ParseLab today. Start with the generous free tier, and upgrade to Pro when you need conversion, advanced search, diff and analytics.
Screenshots
Verdict
The clearest difference is price: ParseLab at Free against Advanced JSON Viewer's $1.99. Advanced JSON Viewer's advantage is in-app purchases (none vs 1) and chart position (#183 vs unranked). On update cadence, ads 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
ParseLab is free to download; Advanced JSON Viewer costs $1.99 up front. ParseLab sells 1 one-off in-app purchase. Advanced JSON Viewer asks for nothing beyond the download.
Advanced JSON Viewer ships an update every 6 weeks, ParseLab every 2 months. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.
| Parameter | Advanced JSON Viewer | ParseLab |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 3.3 (3 ratings) — better | — |
| Positive reviews | 40.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Best chart rank | #183 — better | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, Mac |
| Requires iOS | 15.0 — better | 26.0 |
| Further details — not scored | ||
| Size | 5 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Acrogenesis LLC | Nevv Atlantis LLC |
In-app purchases
Advanced JSON Viewer
No in-app purchases
ParseLab
- ParseLab Pro$4.99





