Json Creator Viewer Editor

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Content rating
Everyone
10+
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Content rating
Everyone
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About this app

Json Creator Viewer Editor is a fast, lightweight, and powerful tool for developers designed to work with JSON and convert data directly on your Android device. It is perfectly suited for programmers, QA testers, backend developers, and data analysts.
​Key Features:
• Create, View, and Edit: Create JSON files from scratch or modify keys and values on the fly. Supports the JSON5 standard (including in-code comments).
• Format Converter (New!): Instantly convert your JSON structures into XML, YAML, CSV, PDF and save them with the appropriate extensions via Storage Access Framework (SAF).
• Smart Auto-Fix (New!): One-click automatic correction of syntax errors with undo capability.
• Tree View & Code Editor: Easily navigate complex nested structures with customizable syntax highlighting or work in full text-editor mode.
• Undo / Redo History (New!): Complete control over your edits — undo and redo changes without the risk of losing your work.
• Formatting & Minification: Transform raw strings into a beautifully formatted structure (Prettify) or compress them (Minify) in seconds.
• Load from Files & URLs: Open local files or download structures directly via links from REST APIs and external servers.
• Advanced Search: Fast element search in tree view, plus full-text search with match highlighting in code mode.
• Dark Theme & Comfort: Automatic system dark mode support and edge-to-edge layout adaptation.
• Privacy: All your data is processed locally on your device and is never sent to third-party servers.
​Optimize your mobile development workflow with Json Creator Viewer Editor by EVVAsoft!
Fast JSON creator, viewer, editor and formatter with Tree View & URL loading.
Updated on
Sep 8, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Device or other IDs
  • This app may collect these data types
    Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

• JSON Diff Tool: compare two JSON structures side-by-side with color-coded highlights (+ / - / ~) & JSONPath.
• Load from URLs & Files: instant import from REST APIs or local storage.
• Smart Auto-Fix 2.0: upgraded 1-click syntax repair engine.
• Full JSON5 support & bug fixes.