# JSON Tools: Viewer & Formatter — Editor, Validator & Converter

> Developer tool for JSON viewing, formatting, validation, and code generation. (iPhone/iPad app by Mohammed Aadhil.)

- Source: https://appshunter.io/ios/app/json-tools-viewer-and-formatter/id1526081216 (this page in markdown: same URL + `.md`)
- Developer: [Mohammed Aadhil](https://appshunter.io/developer/1526081218)
- Category: Developer Tools, Utilities
- Price: $0.99
- Age rating: 4+
- Requires: iOS 15.6 · 30 MB
- Languages: American English, Korean, Chinese (Traditional, Taiwan), Chinese (Simplified, China), Japanese
- Released: 2020-08-30
- Data updated: 2026-10-06
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/json-tools-viewer-and-formatter/id1526081216/reviews.md

## What is JSON Tools?

A complete JSON viewer, formatter, editor, validator and converter for iPhone and iPad.

Open JSON files, inspect complex data, format and edit content, validate schemas, compare documents, convert between formats and generate model code from one focused developer tool.

VIEW AND EXPLORE JSON

• Browse JSON using an interactive Tree View
• Inspect arrays using Table View
• Query data with JSONPath
• Search and navigate complex documents
• Work with multiple files using tabs

FORMAT AND EDIT

• Format and prettify JSON
• Minify JSON instantly
• Find and replace
• Syntax highlighting with line numbers
• Open JSON files directly from Files, Mail, Safari and other apps

VALIDATE JSON

• Validate JSON syntax
• Validate documents against JSON Schema
• Generate JSON Schema from existing JSON
• See validation errors while you work

CONVERT JSON

Convert JSON to:

• YAML
• XML
• CSV
• TSV
• TOML
• HTML
• Markdown
• Base64
• TOON

GENERATE CODE

Generate model classes for:

• Swift
• Kotlin
• TypeScript
• C#
• Java
• Python
• Dart

COMPARE JSON

Compare two JSON documents side by side and quickly identify added, removed and changed values, including differences inside nested objects.

BUILT FOR DEVELOPERS

JSON Tools is designed for inspecting API responses, working with configuration files, debugging structured data, validating payloads and converting JSON while away from your desktop.

Your privacy matters. JSON Tools does not collect your data.

## Key features

- Interactive Tree View and JSONPath querying
- Convert JSON to XML, CSV, YAML, and more
- Generate type-safe model classes for multiple languages
- Auto-generate JSON Schema for validation
- Dedicated JSON syntax keyboard overlay
- Background processing for large datasets

## Chart rankings

- #114 in Top Paid · Developer Tools (US App Store)

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/json-tools-viewer-and-formatter/id1526081216/reviews.md

### 1/5 — useless

*2025-07-14*

doesnt even allow the uploading of a json file!

## Frequently asked questions about JSON Tools

### What is JSON Tools?

JSON Tools is a developer utility app for iOS that allows you to visualize, validate, convert, and generate code from JSON data. It provides a suite of features designed to streamline JSON manipulation for developers.

### How much does JSON Tools cost?

JSON Tools is a paid app, priced at $0.99. This one-time purchase grants you access to all its features for working with JSON data.

### Does JSON Tools have ads?

No, JSON Tools does not contain advertisements. As a paid application, it offers an ad-free experience for its users.

### What programming languages can JSON Tools generate code for?

JSON Tools can generate type-safe model classes for Dart, Swift, Kotlin, Java, Python, TypeScript, and C#. This feature helps automate the creation of boilerplate code.

### Can JSON Tools validate JSON data?

Yes, JSON Tools allows you to validate JSON payloads with confidence. It can auto-generate JSON Schema from any object and then validate data against it in real time.

### What devices is JSON Tools compatible with?

JSON Tools is designed for iOS devices, including iPhone, iPad, and iPod. It leverages native iOS features for a fluid user experience.

### How often is JSON Tools updated?

The latest version of JSON Tools is 6.0.1, last updated on June 11, 2026. This indicates a commitment to ongoing development and improvements for the app.

### What are the main conversion formats supported by JSON Tools?

JSON Tools can convert JSON to a wide variety of formats, including XML, CSV, TSV, TOML, YAML, HTML, Markdown, and Base64. This versatility is useful for many development workflows.

## Version history (last 5 releases)

### 8.0 — 2026-09-25

1. Added JSON Schema import support from external URL
2. Tree view has been overhauled
3. UI/Visual fixes and improvements.

### 7.2 — 2026-07-07

Bug Fixes and Performance improvements

### 7.1 — 2026-06-30

Find & Replace - A built-in find-and-replace bar (⌘F)

Templates - Jump-start any session with 5+ curated starter YAML templates

Table View Revamp - Content-aware auto-sizing columns, theme-aware, and a view state that remembers your filters, sort, and frozen columns across edits.

Compare Mode - Diff any two documents side by side with color-coded additions, deletions, and edits, deep nested-object comparison, and one-tap navigation between changes.

Tree View Revamp - Cleaner, calmer rows that stay put when selected, GitHub-style type colors, a focused-node accent, and a streamlined inspector that keeps every action one tap away.

Bug Fixes and Performance improvements

### 7.0 — 2026-06-24

Find & Replace - A built-in find-and-replace bar (⌘F)

Templates - Jump-start any session with 5+ curated starter YAML templates

Table View Revamp - Content-aware auto-sizing columns, theme-aware, and a view state that remembers your filters, sort, and frozen columns across edits.

Compare Mode - Diff any two documents side by side with color-coded additions, deletions, and edits, deep nested-object comparison, and one-tap navigation between changes.

Tree View Revamp - Cleaner, calmer rows that stay put when selected, GitHub-style type colors, a focused-node accent, and a streamlined inspector that keeps every action one tap away.

### 6.0.1 — 2026-06-11

Open JSON files directly from anywhere: Tap any .json file in Mail, Files, Safari, or other apps to open it instantly in JSON Tools. Explore, format, and transform your JSON without extra steps.

## Apps similar to JSON Tools

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Device Information Tool](https://appshunter.io/ios/app/device-information-tool/id6736626499) | — | $0.99 | Developer Tools |
| [Python Sandbox](https://appshunter.io/ios/app/python-sandbox/id6753086808) | 1.0 (1) | $0.99 | Developer Tools |
| [Void Connect](https://appshunter.io/ios/app/void-connect/id6757708903) | 5.0 (2) | $0.99 | Developer Tools |
| [App Icon Extractor](https://appshunter.io/ios/app/app-icon-extractor/id6761405215) | 5.0 (1) | $0.99 | Developer Tools |
| [JSON Navigator](https://appshunter.io/ios/app/json-navigator/id6740144978) | 5.0 (2) | $0.99 | Developer Tools |
| [Word to HTML Converter](https://appshunter.io/ios/app/word-to-html-converter/id6738405868) | — | $0.99 | Developer Tools |

## More apps by Mohammed Aadhil

- [JSON to XML Converter](https://appshunter.io/ios/app/json-to-xml-converter/id1545730388)
- [YAML Tools](https://appshunter.io/ios/app/yaml-tools/id6758571420)
- [XML Tools](https://appshunter.io/ios/app/xml-tools/id6758571472)
- [TOON Tools](https://appshunter.io/ios/app/toon-tools/id6758571577)
- [Encoder Tools](https://appshunter.io/ios/app/encoder-tools/id6787344539)

All apps by Mohammed Aadhil: https://appshunter.io/developer/1526081218

## Related topics

[json editor viewer xml pdf](https://appshunter.io/ios/topics/json-editor-viewer-xml-pdf) · [toon json xml yaml pro](https://appshunter.io/ios/topics/toon-json-xml-yaml-pro)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-06.*