Safari Extension [iOS]

You can also intervene websites using one sec by installing the Safari extension:

Open iOS Settings, scroll down and select “Safari”.

Scroll down and select “Extensions”.

Scroll down and go to “one sec”.

Enable the “one sec Safari extension”.

Scroll down and tap “Permission” → “Allow”.

To add a new website to be intervened, open its URL in Safari and tap on the plugin icon bottom left.

Next, select “one sec”.

Select “Add website to one sec”.