Userscripts vs CodeViewer
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/
CodeViewer
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支持主流编程语言代码高亮
Screenshots
Verdict
The clearest difference is price: Userscripts at Free against CodeViewer's $0.29. Userscripts also leads on update cadence (monthly vs every 8 months) and chart position (#22 vs unranked). On 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
Userscripts is free to download; CodeViewer costs $0.29 up front. Neither carries in-app purchases, so what you see is what you pay.
Userscripts ships an update monthly, CodeViewer every 8 months. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.
| Parameter | Userscripts | CodeViewer |
|---|---|---|
| Price | Free — better | $0.29 |
| Rating | 4.3 (181 ratings) — better | — |
| Positive reviews | 78.1% of reviews | — |
| Number of ratings | 181 — better | — |
| Update frequency | Monthly — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Best chart rank | #22 — better | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.2 |
| Further details — not scored | ||
| Size | 2 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Justin Wasack | 健 王 |
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
CodeViewer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Userscripts
No in-app purchases
CodeViewer
No in-app purchases
