JSON Master: Editor & Viewer

嵩 张 · Productivity

4.6 5 ratings Free

Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Aug 26, 2026
New version 2.0.1 → 2.0.2

Better, Faster, Stronger! New Home Interface: Re-designed with you in mind—access your core tools with fewer taps. Powerful Editing: We've fine-tuned the Editor and Calculator logic to handle your tasks more efficiently. Polished Details: Updated UI feedback and toast notifications for a more responsive feel. Reliability Update: Multiple internal enhancements to ensure JSON Master runs smoothly on all devices.

About

JSON Master is a professional JSON Formatter / Viewer / Converter for developers (offline iOS tool). Three key points upfront: 100% offline processing, privacy-safe, large file support — your data is never uploaded to any server. Core Features (Developer Favorites): JSON Formatter & Beautifier: One-click format/beautify/minify, with syntax highlighting support. JSON Viewer: Tree View / Text views for clear structure visualization. JSON Validator: Instant syntax error detection (with line numbers) for quick API response debugging. Fast Converter: Bidirectional JSON ↔ CSV / XML / Excel (.xlsx) conversion. Large File Support: Smoothly open and edit large files. Import Anywhere: Import from Clipboard / Files for debugging anytime. Why Choose JSON Master? • Privacy First: All formatting, validation, and conversion happen locally on your device. • Focused & Distraction-Free: Clean interface with no redundant steps, perfect for quick data inspection and fixing. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://legal.rkvpxdr.com/privacy.html

What's new · 2.0.2

Better, Faster, Stronger! New Home Interface: Re-designed with you in mind—access your core tools with fewer taps. Powerful Editing: We've fine-tuned the Editor and Calculator logic to handle your tasks more efficiently. Polished Details: Updated UI feedback and toast notifications for a more responsive feel. Reliability Update: Multiple internal enhancements to ensure JSON Master runs smoothly on all devices.

Details

Developer嵩 张
ReleasedJan 2026
UpdatedFeb 2026
Version2.0.2
Size38.7 MB
RequiresiOS 14.0 or later
Age rating4+
LanguagesChinese, English, French, German, Japanese, Korean, Portuguese, Spanish
PriceFree
Categories ProductivityDeveloper Tools
Bundle IDcom.rkvpxdr.jsonmaster