Icon of program: CastleBlock

Download CastleBlock for Mozilla Firefox

  • Subscription
  • 4.9
    1
  • 1
  • V1.0

CastleBlock free download. Always available from the Softonic serversCastleBlock free download. Always available from trusted servers.

  • Free & fast downloadFree & fast downloader ()
  • Always available
  • Tested virus-free
Download for Mozilla Firefox

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Alternative CastleBlock download from external server (availability not guaranteed)
Softonic

Safe Downloader

The Safe Downloader downloads the app quickly and securely via Softonic´s high-speed server, so that a trustworthy origin is ensured. In addition to virus scans, our editors manually check each download for you.

Advantages of the Safe Downloader:

  • Malware protection informs you if your download has installed additional unwanted software.
  • Discover additional software: Test new software that are waiting to be discovered in the downloader.
  • With us you have the choice to accept or skip additional software installs.

Program available in other languages

App specs

  • License

    Subscription

  • Version

    1.0

  • Latest update

  • Platform

    firefox

  • Downloads

    1

  • Size

    483.26 KB

  • Developer

    • wuku

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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.
Softonic
100/100

Score result: Clean

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

  • Virus free
  • Spyware free
  • Malware free
  • Verified by Security Partners

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Scan Info

Last scan
Monday, September 29, 2025
Scan provider
VirusTotal · Full report

File Integrity

File
1.0.xpi
SHA256
2f044dbfa8910f3f2755f4349caefc09b33f621be13c26beaeaff69824182eec
SHA1
de3c8308351e9367632ec9d78f510a7463ad4c34

Softonic security commitment

CastleBlock 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.