AppMarketSpy › Developer Tools › JSON Viewer Pro
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App info
- Developer
- 晨 张
- Category
- Developer Tools, Utilities
- Released
- Sep 1, 2026
- Version
- 1.0 (Sep 1, 2026)
- Price
- $2.99
- Size
- 2.7 MB
- Requires
- iOS 17.0
- Age rating
- 4+
- Languages
- English and Simplified Chinese
In-app purchases
noneCurrent prices, App Store US.
About JSON Viewer Pro
JSON Viewer Pro is the fast, offline-first JSON toolkit for iPhone and iPad. Paste, import or type any JSON and instantly beautify it, minify it, validate it and explore it as an expandable tree. Built for developers, students, QA engineers and anyone who works with APIs, config files or data. BEAUTIFY AND MINIFY IN ONE TAP Turn a wall of compact JSON into clean, indented, color-coded text in a single tap. Switch between pretty print and minified output instantly. Choose 2-space, 4-space or compact indentation. Copy or share the result without ever leaving the app. VALIDATE WITH PRECISE ERRORS Catch malformed JSON the moment you paste it. The built-in parser reports exactly where the problem is — character position, line and column — so a missing comma or unclosed brace is never a mystery again. EXPLORE AS A TREE Collapse and expand any object or array to navigate deeply nested…
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