JSON Tools vs Json Genie
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JSON Tools
This app provides developers with tools to view, edit, and compare JSON data. It offers hierarchical tree views, raw text editing with syntax highlighting, advanced search capabilities including JSONPath, and file operations for local and remote JSON files.
- Hierarchical tree view with expandable nodes
- Raw text editor with syntax highlighting
- Advanced search with JSONPath support
- Visual JSON file comparison
- Open JSON from device or URL
- Save and copy JSON content
Read full descriptionHide full description
JSON Tools is a fast, modern JSON workbench built for developers who live inside APIs. WHAT YOU CAN DO • Explore large JSON files in tree or raw view with collapsible nodes • Edit with line-numbered syntax highlighting, Undo/Redo, and smart indent • Catch errors as you type with instant JSON validation and clear messages • Compare two JSON documents line by line with the diff engine • Generate strongly-typed Dart model classes in one tap • Spin up realistic mock data for unit tests in seconds • Visualize structure as a connected graph with Graph View BUILT FOR Flutter / Dart developers, backend engineers, QA engineers, and anyone who wrestles with JSON every day. EXPERIENCE Personalized Light and Dark themes, smooth animations, and an ad-free Premium option for focused work. Take control of your JSON—download JSON Tools now.
Json Genie
This app provides a fast and private way to view, edit, compare, and merge JSON files directly on your device. It offers a clear tree structure for browsing, powerful search capabilities, and formatting options without needing an account or cloud upload.
- View JSON in a tree structure
- Edit JSON data safely
- Compare JSON files
- Merge JSON files
- Search keys, values, and paths
- Format and minify JSON
- Private local workflow
Read full descriptionHide full description
Json Genie is a fast, private JSON viewer, editor, formatter, merger and compare tool for iPhone and iPad. Open JSON and JSONC files, view them in a clean tree structure, search keys and values, edit data, compare differences, merge files, pretty-print, minify and share the result. No account. No cloud upload. Your JSON files stay on your device. Built for practical JSON work on mobile, Json Genie helps you open a file, understand its structure, make changes safely and move on. View JSON clearly Turn raw JSON into a readable object and array tree view. Browse nested objects, arrays, strings, numbers, booleans and null values without losing your place. Open JSON from anywhere Use Json Genie as a JSON file opener for files on your device, pasted text, shared content, URLs and supported archives. Open .json and JSONC files from Files, Mail, cloud storage apps, copied JSON text or ZIP archives. Edit JSON without broken syntax Edit JSON files without manually fixing commas, brackets or quotes. Change strings, numbers, booleans and null values. Add, edit, clone, delete, move and reorder objects, arrays and values while keeping the structure clear. Compare JSON files Pick two JSON files or open tabs and see what changed. Inspect differences in objects, arrays and values without copying private data into an online JSON diff tool. Merge JSON files Combine JSON files directly on your iPhone or iPad. Review the merge summary, inspect the result, then save or share the merged JSON. Useful for config files, exported data, API responses, backups and test files. Find what matters fast Search JSON keys, values and paths across your document. Jump to matching results, inspect the surrounding structure and return without losing your place. Smart filters like id: 3, game.id: 3 or city: "Austin" help you find specific data faster. Format, minify and export JSON Use Json Genie as a JSON formatter when you need cleaner output, compact JSON, sorted keys or a readable structure before saving or sharing. Pretty-print JSON, beautify JSON, minify JSON, sort keys, share as text or file, or switch to raw text view when needed. Private local JSON workflow Json Genie opens, views, edits, searches, compares, merges and formats JSON directly on your iPhone or iPad. Your files are not uploaded to our servers just to inspect, edit or clean them up. Fast with small and large JSON files Json Genie is built for speed and clarity, from small JSON snippets to large, deeply nested documents. What you can do with Json Genie • Open JSON, JSONC and supported ZIP archives • View JSON in a clean tree view • Compare JSON files and open tabs • Merge JSON files and review the result • Search keys, values and paths • Use smart search filters such as id: 3 or game.id: 3 • Edit strings, numbers, booleans, nulls, objects and arrays • Add, delete, clone, move and reorder JSON entries • Open multiple JSON files in tabs • Copy and reuse entries with paste history • Pretty-print, beautify, minify and sort JSON keys • Share JSON as formatted text or as a file • View raw JSON text when needed Useful for real-world JSON work Json Genie is useful for developers, testers, students, support teams, power users and anyone who needs to open, inspect, edit, compare, merge or format JSON files on iPhone or iPad. Use it for API responses, configuration files, exported data, JSON attachments, logs, test data, backups, app data and other structured files you need to read, combine or clean up. Free and Premium Json Genie is free to use. Premium is optional and removes ads, expands file and tab limits, increases history and unlocks extra themes.
Screenshots
Verdict
The clearest difference is rating: Json Genie at 4.3 against JSON Tools's 1.0. Json Genie also leads on ratings volume (3 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. JSON Tools sells 1 one-off in-app purchase and Json Genie sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Json Genie holds the better App Store score, 4.3 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.
JSON Tools ships an update fortnightly, Json Genie every 10 days. The most recent releases landed on September 21, 2026 and September 9, 2026 respectively.
| Parameter | JSON Tools | Json Genie |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.3 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 | 3 — better |
| Update frequency | Fortnightly | Every 10 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 30 MB | 58 MB |
| Age rating | 4+ | 4+ |
| Developer | OKAN KAYCI | Tommy Uytterhaegen |
Customer experience
JSON Tools
Json Genie
In-app purchases
JSON Tools
- JSON Tools Premium$4.99
Json Genie
- Json Genie Premium$3.99





