JSON Tools vs Sutāto
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JSON Tools
A comprehensive toolkit for developers to visualize, validate, convert, and generate code from JSON data. It offers features like interactive tree views, schema generation, and code export for multiple programming languages.
- 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
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The ultimate JSON toolkit for developers. Visualize, validate, convert, and generate code - all in one powerful, beautifully designed iOS app. JSON Tools is the professional-grade JSON utility built for developers who demand speed, precision, and versatility. Whether you're debugging API responses, prototyping data schemas, or generating type-safe model classes, JSON Tools handles it all natively on iPhone and iPad. Visualize & Explore Dive into your JSON with an interactive Tree View and JSONPath-powered querying. Use the Table View to inspect arrays like a spreadsheet. Rainbow column highlighting makes CSV/TSV output instantly readable. Format & Transform Prettify nested structures with smart indentation or strip whitespace with the Minify engine. Convert JSON to XML, CSV, TSV, TOML, YAML, HTML, Markdown, Base64, and more instantly. Generate Production-Ready Stub Code Export type-safe model classes for Dart, Swift, Kotlin, Java, Python, TypeScript, and C# with intelligent property singularization and pluralization. Stop writing boilerplate JSON Tools writes it for you. Validate with Confidence Auto-generate JSON Schema from any object, then validate payloads against it in real time. Catch errors before they reach production. Built for iOS A dedicated JSON syntax keyboard overlay, native Document Picker integration, and background processing keep the experience fast and fluid even on massive datasets.
Sutāto
Play classic NES and Gameboy games on your iPhone and iPad with this high-speed emulator. Enjoy an authentic experience with customizable filters, auto-save, and controller support. Discover game history with the integrated wiki.
- NES & Gameboy emulation
- High speed and precision
- Customizable video/audio filters
- Auto-save functionality
- Controller support
- In-game wiki
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Sutāto is the only emulator crafted specifically for playing NES and Gameboy games on your iPhone and iPad. With unparalleled speed and precision, Sutāto faithfully replicates nearly every aspect of the original hardware, delivering an authentic gaming experience like no other. FEATURES: Seamless usability: With an intuitive interface, Sutāto makes it effortless to navigate and start playing your favorite Gameboy and NES titles. Customization options: Tailor your experience with a variety of video and audio filters. Save at any moment: Resume your game from where you left off with auto-save functionality. Relive your classics: Enjoy your beloved NES and Gameboy favorites on your iOS device, whether you're on the go or relaxing at home. Controller Support: Connect your preferred controller for play with your favorite NES titles. Wiki in Game: Discover the History Behind Your Favorite Games. No ads: Sutāto is ad-free, ensuring uninterrupted gaming sessions without any limitations. Note: Sutāto and its developer(s) are not affiliated with, endorsed by, or connected to the companies that created the gaming console.
Screenshots
Verdict
The clearest difference is price: JSON Tools at $0.99 against Sutāto's $1.99. On review sentiment, 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
JSON Tools costs $0.99 and Sutāto $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
JSON Tools ships an update every 10 days, Sutāto every 3 weeks. Both last shipped on September 19, 2026.
| Parameter | JSON Tools | Sutāto |
|---|---|---|
| Price | $0.99 — better | $1.99 |
| Rating | — | 4.0 (7 ratings) — better |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| Number of ratings | — | 7 — better |
| Update frequency | Every 10 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | #116 — better | #169 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Mohammed Aadhil | Valentin Dreyfus |
Customer experience
JSON Tools
Sutāto
In-app purchases
JSON Tools
No in-app purchases
Sutāto
No in-app purchases









