Jayson vs Device Info Tool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Jayson
This app allows you to view and edit JSON files directly on your device. It offers features like tabbed browsing, split-screen comparisons, and integration with Siri Shortcuts and the Share Sheet for easy JSON parsing and management.
- Browse JSON files
- Table or syntax highlighted text view
- Tabbed interface
- Multiple splits for comparison
- Siri Shortcuts integration
- Share Sheet Actions
- URL schemes
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Jayson is a JSON viewer and editor for iPhone and iPad. Browse JSON as a structure, edit values, and save your changes back to the file. Whether you're inspecting an API response, checking a config file, or making a quick fix on the go, Jayson turns raw JSON into something you can actually read and change. BROWSE AND EDIT - Open JSON files stored on your device or in iCloud Drive. - Toggle between a structured table view and syntax highlighted text. - Add new values and keys, and save your changes back to the file. - Parse text or the contents of a URL from your clipboard into JSON. - Highlight a key from a child of an array to get a quick overview of your data. TABS, SPLITS, AND WINDOWS - Switch between files, or different objects in a single file, using tabs. - Compare JSON in a single file or across files using multiple splits. - Open multiple windows on the iPad. WORKS WITH SHORTCUTS Jayson integrates with Shortcuts, which comes in handy for debugging API calls, previewing JSON files, and building workflows around JSON. - Pass a response from Get Contents of URL to Jayson to see how it is structured. - Open JSON as a document you keep working on, or as a temporary preview. - Format JSON and hand the result to the next action, using spaces or tabs. FREE, WITH AN OPTIONAL UPGRADE Jayson's core functionality is free. Browsing, editing, saving, splits, Shortcuts, and working with up to two tabs at a time cost nothing. A one-time in-app purchase enables having more than two tabs open at once, switching between light and dark themes, and personalizing the app icon, accent color and type icons. One purchase, no subscription.
Device Info Tool
Gain in-depth knowledge of your mobile device's hardware and software. Explore detailed specifications including storage, battery health, network details, sensors, and OS version through an intuitive interface. Ideal for users seeking to understand their device's capabilities.
- Detailed hardware information
- Comprehensive software specifications
- Storage capacity details
- Battery health monitoring
- Network and Wi-Fi insights
- Sensor availability
- User-friendly interface
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Device Info is a powerful and comprehensive application that provides users with detailed insights into the hardware and software specifications of their mobile devices. Designed for iOS, obtain accurate information about their devices' capabilities. Key Features: Hardware and Software Information: Device Info provides users with detailed insights into their device's hardware and software specifications. Explore information about storage capacity, battery health, network and Wi-Fi details, available sensors, CPU architecture, operating system version, and much more. User-Friendly Interface: The intuitive and user-friendly interface of Device Info makes it accessible for users of all levels of technical expertise. Device Info is a valuable tool for developers and anyone who wants to gain deeper insights into their mobile devices. Whether you need to assess network performance, or simply explore the hardware and software specifications of your device, Device Info has you covered. Download Device Info today and unlock the power to understand and optimize your mobile device like never before.
Screenshots
Verdict
The clearest difference is rating: Jayson at 4.5 against Device Info Tool's 4.0. Jayson also leads on review sentiment (81% vs 50%) and ratings volume (425 vs 4). Device Info Tool's advantage is in-app purchases (none vs 1) and iOS requirement (16.2 vs 26.0). On price, update cadence, ads and chart position 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. Jayson sells 1 one-off in-app purchase. Device Info Tool asks for nothing beyond the download.
Jayson holds the better App Store score, 4.5 against 4.0. That said, the two scores are not equally well evidenced: Jayson has 425 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 81% of Jayson's written reviews are positive against 50% of Device Info Tool's.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 23, 2026 and September 14, 2026 respectively.
| Parameter | Jayson | Device Info Tool |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (425 ratings) — better | 4.0 (4 ratings) |
| Positive reviews | 80.7% of reviews — better | 50.0% of reviews |
| Number of ratings | 425 — better | 4 |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Best chart rank | #90 — better | #141 |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 26.0 | 16.2 — better |
| Further details — not scored | ||
| Size | 41 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | Simon B. Støvring | IDB LLC |
Customer experience
Jayson
Device Info Tool
Bugs and requests
Jayson
Reported bugs
6 issues- App crashes when opening large JSON files (89MB+)
- Crashes on regular use despite functionality
- Device freezing for extended periods
- Safari compatibility broken in recent updates
- Navigation back through JSON structure is unreliable
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- Accidental file exit when attempting to navigate
Requested features
9 requests- Search/find functionality within files
- JSON editing and modification capabilities
- XML format support
- Split-view for comparing different arrays
- Export functionality for edited JSON
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- Comment recognition in JSON files
- Plain text editor option
- Improved file size handling for large documents
- Better navigation controls on mobile devices
Device Info Tool
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Jayson
- Unlock Everything$4.99
Device Info Tool
No in-app purchases









