JSON Editor

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Content rating
Everyone
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Content rating
Everyone
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About this app

JSON Editor — view, edit & format JSON files with ease
A fast, offline JSON editor and viewer built for your phone. Whether you're a developer debugging an API response, working with config files, or just need to read a JSON file on the go, JSON Editor gives you everything in one clean, distraction-free app.
THREE WAYS TO VIEW YOUR DATA
• Text — edit raw JSON directly with syntax highlighting and line numbers
• Tree — browse the structure, expand or collapse nodes, and see type labels at a glance
• Table — view arrays of objects as a clean, scrollable grid
SMART EDITING TOOLBAR
• Format — pretty-print messy JSON in one tap
• Compact — minify to a single line
• Fix — auto-repair common JSON mistakes
• Find & Replace — search the whole document and replace matches
• Undo & Redo — step backward or forward through every edit
• Wrap & Unwrap, Expand & Collapse, and a quick insert bar for keys, strings, numbers, booleans, null, objects and arrays
LIVE VALIDATION
Every file is checked as you type. A clear "valid JSON" indicator, byte size, and line/column position keep you informed, while files with problems are flagged so you can fix them fast.
POWERFUL FILE MANAGEMENT
• Quick access to recent files with status badges (valid / error)
• Create a new JSON, import a file, or paste from the clipboard
• Browse folders like Downloads and Projects, or open any folder on your device
• See storage usage at a glance
COPY, SHARE & SAVE
Copy formatted JSON, share it anywhere, and rely on autosave so you never lose your work. A built-in quick guide explains every view and tool, so you're productive from the very first launch.
WHY YOU'LL LOVE IT
✓ Works fully offline — no account, no sign-up
✓ Clean, modern interface that's easy on the eyes
✓ Fast even with large files
✓ Perfect for developers, students, and anyone who works with data
Download JSON Editor today and take control of your JSON files — anywhere, anytime.
Updated on
Jun 2, 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
No data collected
Learn more about how developers declare collection
Data is encrypted in transit