Get extensions to customize Safari on iPhone
In the Safari app , you can install extensions to customize the way your browser works. For example, extensions can help you find coupons when shopping, block content on websites, give you access to features from other apps, and more.
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View and add Safari extensions
Go to Settings
> Safari, then tap Extensions.
Tap More Extensions to browse extensions from the App Store.
When you find one you want, tap the price, or if the app is free, tap Get, then follow the onscreen instructions.
Note: Any extensions you install for Safari on iPhone only appear on that device. To add extensions on your Mac, see Get extensions to customize Safari in the macOS User Guide.
Manage your extensions
Tap on the left side of the search field, then tap Manage Extensions. Select or deselect each extension to turn that extension on or off.
Use extensions
Extensions access the content of the websites you visit. You can change how much access you give each extension:
Tap
on the left side of the search field, then tap the extension you want to give permissions to.
Choose how much access to give each extension.
Important: Check which extensions you have installed and make sure you are familiar with what they do.
Remove an extension
Swipe down on the Home Screen, then search for the extension you want to remove.
Touch and hold the extension icon, tap Delete app, then follow the onscreen instructions.