Custom JS & CSS for Safari
Developer ToolsUtilities

Custom JS & CSS for Safari

Alfredo Grassau · released 8 Jun 2026 · Open in App Store ↗

Revenue 30d not estimated
Downloads 30d not estimated
Rating 5.00 2 reviews

No in-app products collected for this app.

RatingPrice
Canada50%15.00CA$3.99 $2.87
United States50%15.00$2.99
United Arab Emirates<1%0AED 12.99 $3.54
Afghanistan<1%0$2.99
Antigua And Barbuda<1%0$2.99
Anguilla<1%0$2.99
Albania<1%0$3.99
Armenia<1%0$3.99
Angola<1%0$2.99
Argentina<1%0$2.99

The store shows a different set in every country

Description

Custom JS & CSS for Safari is a powerful Safari Extension that lets you personalize the web with your own JavaScript, CSS, and userscripts. Create site-specific enhancements, visual tweaks, automations, and custom browsing tools directly in Safari.

Features:

Add Custom JavaScript: Run your own JavaScript on any website directly in Safari.

Add Custom CSS: Style websites with your own CSS rules and visual tweaks.

Site-Specific Rules: Apply scripts and styles to a single domain, exact URL, all websites, or custom match patterns.

Run Scripts Manually or Automatically: Choose whether each script runs on its own or only when you activate it.

Userscript Manager: Import, organize, and run userscripts from popular userscript libraries like Greasy Fork.

Popup and Custom Editor: Add or edit scripts directly from the extension popup or in a dedicated custom editor.

iCloud Sync: Keep your scripts and styles synced across iPhone, iPad, and Mac using iCloud.

Privacy-first design: No data collection, tracking, or logging, your browsing stays completely private.

Multilingual support: Use the extension in multiple languages for a globally friendly experience.

Clean, user-friendly UI: Enjoy a streamlined design that integrates smoothly into your workflow.

Seamless Safari integration: Built to work flawlessly across Safari on macOS, iOS, and iPadOS.