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JustBlock Security

Conversion Boooster SL
3.9(

2.6K ratings

)
ExtensionWorkflow & Planning70,000 users
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Overview

Block popups, phishing & unsafe sites in real-time. Smart protection with live activity you can see.

šŸ›”ļø JustBlock – Popup Blocker, Phishing Protection & Privacy Guard JustBlock is a real-time security extension that blocks popups, stops phishing attacks, removes tracking links, and protects your privacy, all with live on-screen activity so you always see it working. ⚔ Core Features āœ” Popup blocker - stops auto-popups, popunders, and malicious redirects āœ” Phishing protection - detects and blocks scam and phishing websites instantly āœ” Tracking link cleaner - removes hidden tracking parameters from every URL āœ” Real-time page scanner - monitors every page you visit for suspicious patterns āœ” Live activity feed - see exactly what JustBlock is blocking, in real-time 🧠 Smart Popup Blocker — NEW Unlike a basic ad blocker or popup blocker, JustBlock intelligently allows: Login popups Payment windows Trusted site interactions While blocking everything harmful. No broken sites. No missed payments. šŸ”’ Privacy Protection - 100% Local JustBlock is a zero-tracking, no-data-collection privacy extension. āœ… All processing happens locally on your device āœ… No data sent to any server āœ… Fully compatible with Chrome's Manifest V3 standard āœ… Lightweight — minimal CPU and memory usage šŸ‘ļø See Your Protection Working Most security extensions and ad blockers work silently. JustBlock shows you: Pages scanned in real-time Popups blocked as they happen Phishing alerts the moment a threat is detected A live protection dashboard you can trust šŸš€ Perfect For Users who want a reliable popup blocker for everyday browsing Anyone protecting themselves from phishing scams and fake websites People who need a privacy extension without complexity Safe browsing on public Wi-Fi, banking sites, and shopping pages šŸ’¬ One Click. Instant Protection. No setup. No configuration needed. Install JustBlock and your popup blocker and phishing protection are active immediately. šŸ‘‰ Install JustBlock - the popup blocker that shows you it's working.

Details

  • Version
    3.0.5
  • Updated
    April 26, 2026
  • Features
    Offers in-app purchases
  • Size
    2.05MiB
  • Languages
    8 languages
  • Developer
    Conversion Boooster SL
    Paseo de la Castellana 194 Madrid, Madrid 28046 ES
    Website
    Email
    support@justblock.org
    Phone
    +34 647 77 59 39
  • Trader
    This developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.
  • D-U-N-S
    467640147

Privacy

Manage extensions and learn how they're being used in your organization

JustBlock Security has disclosed the following information regarding the collection and usage of your data. More detailed information can be found in the developer's privacy policy.

JustBlock Security handles the following:

User activity

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes
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