![](https://addons.mozilla.org/user-media/addon_icons/834/834829-64.png?modified=1635686039)
Poper Blocker - Popup Blocker for FireFox
![](https://addons.mozilla.org/user-media/previews/thumbs/186/186221.jpg?modified=1622132763)
What is Poper Blocker - Popup Blocker for FireFox?
Add-on stats
- storage
- activeTab
- tabs
- webRequest
- webRequestBlocking
- contextMenus
- <all_urls>
- webNavigation
Add-on summary
Improve your Firefox browsing experience by blocking pop-ups and pop-unders. Poper Blocker intelligently blocks spam pop-ups on any site, including javascript popups and overlays.
★ Advanced algorithm identifies the correct block for each unique popup for industry-leading accuracy in blocking pop ups in both new tabs and new windows
★ Most efficient popup blocker for streaming sites, torrent sites, and adult sites
★ Unobtrusive notifications let you know when a pop-up has been blocked
★ Easy on CPU and memory, works complementary to adblock extensions
This is Our Specialty Poper Blocker is a single-purpose extension that works side-by-side with adblocks, focusing on popups and popunders. This gives us focus and puts us at an advantage both in terms of accuracy and lightness, beyond your standard popup and ad blocker for Firefox like Adblock Plus, AdGuard Adblocker, AdBlock for Firefox, etc.
Powerful Customization ☞ View blocked content and block history
User reviews
Add-on safety
Risk impact
Poper Blocker - Popup Blocker for FireFox is risky to use as it requires a number of sensitive permissions that can potentially harm your browser and steal your data. Exercise caution when installing this add-on. Review carefully before installing. We recommend that you only install Poper Blocker - Popup Blocker for FireFox if you trust the publisher.
Risk likelihood
Poper Blocker - Popup Blocker for FireFox may not be trust-worthy. Avoid installing if possible unless you really trust this publisher.