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JS Blocker is a Safari extension that protects your privacy and keeps you safe on the web by blocking scripts and others from tracking you-similar to NoScript for Firefox.

  • Quickly and easily block advertisers, tracking agencies, and social media networks from monitoring your online activity.
  • Prevent websites from figuring out where you came from.
  • Prevent all scripts on the webpage from being allowed to run.
  • Block frames, AJAX requests, embeds, objects, videos, and hide images.
  • Block many JavaScript annoyances such as alert dialogs getting in the way,

What's New

Version 5.1.6:
  • Added ability to quickly allow/block all resources; this is a simplified UI mode that hides all items by default and shows two new buttons: Allow All and Block All--this can be enabled from Settings > General > Page View
  • A "Disable" button has been added to each page host header to quickly and temporarily disable JSB on that host
  • When in a private tab,


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JS Blocker User Discussion

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3.5 39


Current Version (5.x)


Downloads 53,188
Version Downloads 343
License Free
Date 10 Jan 2017
Platform Intel 64 / OS X / Intel 32
Price Free
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