Userscripts vs Advanced JSON Viewer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Userscripts
This open-source Safari extension allows you to run custom JavaScript and CSS code on any website. Enhance your browsing experience with personalized styling, automatic redirects, and ad-blocking.
- Run custom JavaScript
- Inject custom CSS
- Automatic page redirection
- Website page manipulation
- Custom ad-blocking
- Open source
- No user tracking
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Userscripts is an open source Safari extension that lets you save and run arbitrary bits of JavaScript (and CSS) code for the websites you visit. Features: - Open source - No user tracking Use cases: - Automatic page redirection - Website page manipulation (styling, element creation) - Custom ad-blocking - Custom code injection - Custom style injection If you're looking for a way to easily create quality of life Javacript code snippets for your web browsing experience, give Userscripts a try. Visit the GitHub repository for help or to report bugs: https://github.com/quoid/userscripts/
Advanced JSON Viewer
This tool enhances JSON data viewing and editing within Safari and on your device. It offers beautiful formatting, syntax highlighting, and an interactive editor for efficient JSON management.
- Open and save JSON files
- Beautiful JSON formatting
- Syntax highlighting
- Interactive editor
- Light & dark modes
- Error detection
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Advanced JSON Viewer transforms raw JSON data into an elegant, interactive viewing experience right in Safari and now supports opening and saving JSON files directly from your device. Key Features: • Open JSON Files: Open and view JSON files from your device with powerful formatting • Save JSON Files: Edit and save your JSON data directly to your device • Beautiful JSON Formatting: Instantly transforms unformatted JSON into a clean, readable format • Syntax Highlighting: Makes JSON structure easily readable with color-coded elements • Light & Dark Modes: Automatically switches between themes based on your system preferences • Customizable Themes: Choose from a wide selection of professional color schemes • Interactive Editor: Edit JSON directly in the browser with the powerful Ace editor • Settings Toolbar: Quick access to all viewing preferences in one convenient panel • Adjustable Settings: Customize font size, tab width, and other viewing preferences • Invisible Characters: Option to display invisible characters for precise editing • Fast & Efficient: Works instantly on any JSON page or file without slowing down your experience • Error Detection: Highlights JSON syntax errors as you type • Toggle Views: Switch between raw and formatted views with a single click Perfect for developers, QA engineers, API testers, and anyone who works with JSON data. Advanced JSON Viewer makes reading, editing, and saving JSON in Safari and local files a delightful experience. Built with attention to detail and performance, this app seamlessly enhances your JSON workflow whether you're browsing API responses online or examining and editing local configuration files. Available as a universal purchase - buy once and use it on Mac, iPhone, iPad, and Vision Pro.
Screenshots
Verdict
The clearest difference is price: Userscripts at Free against Advanced JSON Viewer's $1.99. Userscripts also leads on rating (4.3 vs 3.3) and review sentiment (78% vs 40%). On update cadence, ads, in-app purchases and device support 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
Userscripts is free to download; Advanced JSON Viewer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Userscripts holds the better App Store score, 4.3 against 3.3. That said, the two scores are not equally well evidenced: Userscripts has 181 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 78% of Userscripts's written reviews are positive against 40% of Advanced JSON Viewer's.
Userscripts ships an update monthly, Advanced JSON Viewer every 6 weeks. The most recent releases landed on October 18, 2026 and October 10, 2026 respectively.
| Parameter | Userscripts | Advanced JSON Viewer |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 4.3 (181 ratings) — better | 3.3 (3 ratings) |
| Positive reviews | 78.2% of reviews — better | 40.0% of reviews |
| Number of ratings | 181 — better | 3 |
| Update frequency | Monthly — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | #21 — better | #191 |
| Devices | iPhone, iPad, iPod, Mac | iPhone, iPad, iPod, Mac |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 2 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Justin Wasack | Acrogenesis LLC |
Customer experience
Userscripts
Advanced JSON Viewer
Bugs and requests
Userscripts
Reported bugs
4 issues- Failed to load user data
- Saying there's an error when trying to download something
- Won't work, keeps saying there's an issue and retry
- Disappeared from Safari preferences and won't return after troubleshooting
Requested features
5 requests- Add support for Safari Tech Preview
- Allow editing of userscripts from the browser extension popup
- Allow creation of a new script from the Safari Extension for the current site
- Allow specifying the order in which scripts should be loaded
- Add support for running scripts in normal mode, private mode or both
Advanced JSON Viewer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Userscripts
No in-app purchases
Advanced JSON Viewer
No in-app purchases
Questions
Is Userscripts free?
Is Advanced JSON Viewer free?
Which has better reviews, Userscripts or Advanced JSON Viewer?
Do Userscripts or Advanced JSON Viewer have ads?
Which is updated more often, Userscripts or Advanced JSON Viewer?
Which is more popular, Userscripts or Advanced JSON Viewer?
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