Check4Change (aka C4C) is a simple extension that allows you to select a part of a web-page, and get notified when it changes.
Manifest V2
By: Ronen Zilberman
Rating: 3.53
0.01
(122)
Weekly download count: 84
Firefox on Android: No
Permissions:
- activeTab
- contextMenus
- tabs
- webNavigation
- <all_urls>
- notifications
- storage
- cookies
- webRequest
- webRequestBlocking
Size: 981.15K
Email: su*****@check4change.com
URLs: Website
Full description: See detailed description
Source: Firefox Browser Add-ons
Updated: a day ago
User reviews
Pros
- Does what it says out of the box
- Works well for monitoring changes
- Free and generally functional in 2023
- Useful for tracking specific updates like ticket sales and author sales
Cons
- Plays a jarring sound during updates which can be distracting
- Recent versions have issues with false positives
- Limited options in the free version
- UI is poor and may not load pages as expected
Most mentioned
- Functionality has declined in recent updates
- Sound notifications during auto-updates
- User experience is being affected by false positives and limitations in the free version
These summaries are automatically generated weekly using AI based on recent user reviews. User
reviews may be inaccurate, spammy, or outdated.
User reviews
by 全民三退解体中共邪教, 2025-03-23
by 天灭中共退党团队保平安, 2025-02-10
by Firefox user 18550786, 2024-08-13
Add-on safety
Risk impact
Check4Change requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.
Risk impact analysis details
- Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
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Risk likelihood
Check4Change is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
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