Avast Online Security & Privacy

Secure your Mozilla Firefox browser against real-time online threats, trackers, and scams. We’ll check every site you visit, from Facebook to your bank, so nothing puts you or your data at risk. Join a growing community of 400 million Avast users.

Total ratings

4.47 (Rating count: 1,627)

Review summary

These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
    Cons
    • Removal of support for Firefox
    • Dissatisfaction due to lack of support
    • Negative impact on user trust
    Most mentioned
    • End of support for Mozilla Firefox
    • Decline in app value due to discontinuation
    • Concerns about switching antivirus providers
    See reviews for Avast Online Security & Privacy on Firefox Browser Add-ons
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    User reviews

    Recent rating average: 3.20
    All time rating average: 4.47
    Upgrade to see all 420 reviews

    Rating filters

    5 star
    66% (278)
    4 star
    16% (67)
    3 star
    6% (24)
    2 star
    2% (8)
    1 star
    10% (43)
    Date Author Rating Comment
    2025-01-20 Firefox user 18791639
    2025-01-03 Firefox user 15773329 As a paying customer for AVAST its moronic that you are removing this because its not as popular as google chrome or edge that are FORCED upon people. Its making me 2nd guess my choice to use you as a antivirus/malware provider
    2024-12-30 Marsel Obsolete
    2024-12-14 Firefox user 16478792
    2024-11-30 Firefox user 16051122
    2024-11-03 Firefox user 18667266
    2024-10-23 nounouss
    2024-09-26 Chauvel Sébastien
    2024-09-12 Firefox user 18593180
    2024-09-12 Firefox user 18592675
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