The Privacy Extension For WhatsApp™ Web hides your messages from unwanted glimpses until you hover over them. In the search bar, you can disable the blur effect on all messages manually and specify what elements to blur.

WhatsApp Web Privacy Blurring Add-on
"Privacy Extension For WhatsApp™ Web" is a Firefox add-on designed to protect your WhatsApp conversations from prying eyes while using WhatsApp Web. It blurs messages, media previews, and profile pictures until you hover over them with your mouse, ensuring that your private information stays hidden in public or shared spaces. The blur effects are customizable and can be toggled quickly via keyboard shortcut or the extension menu. This open-source add-on respects your privacy, with a strict policy against collecting any personal data.
Add-on stats
Manifest V3
By: Lukas Lenhardt
Rating: 4.77
1 new ratings
(66)
Weekly download count: 1,114
Firefox on Android: No
Permissions:
- storage
Host permissions:
- https://web.whatsapp.com/*
Size: 48.98K
Email: co*****@lukaslen.com
URLs: Website ,Privacy policy
Full description: See detailed description
Ranking
# 395 ▼ 1
Other platforms
Not available on Android
Not available on Edge
User reviews
Pros
- Easy to use
- Flawless performance
- Feature-rich application
- Provides needed privacy
- Consistent operation
Cons
- Can't blur messages anymore
- Stopped blurring chat text after initial use
- Inconsistent performance reported
Most mentioned
- Blur feature not working consistently
- Overall good performance and functionality
- User appreciation for support and donations
User reviews
by Krisna S. Putra, 2025-03-05
by Firefox user 18856557, 2025-02-28
by 敬念法轮大法好远离瘟疫, 2025-02-26
Add-on safety
Risk impact
Privacy Extension For WhatsApp™ Web requires a few sensitive permissions. Exercise caution before installing.
Risk impact analysis details
- Critical Request access to the following domains: whatsapp.com
- High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
Risk likelihood
We don't have sufficient data to confidently determine the risk likelihood of Privacy Extension For WhatsApp™ Web. Use it at your own risk.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
- Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
- Good **** ********* *** **** **** *******
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