Effective Popup Blocker for Firefox Users

PopUpOFF is a subscription-based anti-spam and anti-spy extension designed for Firefox users. It effectively blocks unwanted popups, cookie notifications, and overlays that can disrupt the browsing experience. Unlike traditional popup blockers, PopUpOFF allows users full control over which overlays they want to eliminate, making it customizable to individual preferences. This open-source tool is lightweight, with a size significantly smaller than most competitors, ensuring that it does not burden system resources.

In addition to blocking intrusive elements, PopUpOFF offers unique features such as the ability to access paid content for free on certain websites. While still under development and potentially containing bugs, the extension is a promising tool for anyone frustrated by unwanted web distractions. It is ad-free and does not track user data, aligning with privacy-focused browsing needs.

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Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.
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Score result: Clean

This file passed a comprehensive security scan using VirusTotal technology. It is safe to download.

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Scan Info

Last scan
Wednesday, September 3, 2025
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File Integrity

File
2.1.3.xpi
SHA256
d1aacf482e7a9b4fb4b465e401282d5a26849ccbb9536ca7c0efe3f5e90ef8bb
SHA1
3d8ec1d875d2735fbe3ac2444826dbd5fb1cd6fd

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PopUpOFF has been thoroughly scanned by our advanced security systems and verified by industry-leading partners. This file comes from the official developer and has passed all our security checks, showing no signs of viruses, malware, or spyware.