A Firefox add-on that transforms between text and QR Code totally offline using the WebExtensions API.
Features & Capabilities
User Growth & Download Statistics
Manifest V2 Add-on
- By:
- Firefox user 13352660
- Daily users:
- 1,752 -4
- Rating:
- 4.35 (43)
- Version:
- 0.2.1resigned1 Last updated: 2024-04-25
- Version code:
- 5728966
- Creation date:
- 2017-10-12
- Risk:
- Very low risk impact Low risk likelihood
- Permissions:
- Size:
- 41.39KB
- Email:
- ne*****@outlook.com
- URLs:
- Website
- Full description:
- See detailed description
- Source:
- Firefox Add-ons Store
- Data ingested on:
- 2026-06-16
- Compare stats and ranking:
-
Contact the developer
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User Reviews
Pros
- Clean and simple interface, considered one of the cleanest on Firefox.
- Useful and stable; it does what it's supposed to do effectively.
- Fast in generating and recognizing QR codes.
- Most practical and helpful QR code tool available to some users.
Cons
- Hijacks the cmd+Q shortcut on macOS and the fix hasn't been updated in years.
- Limited QR code recognition accuracy especially with complex codes or certain websites.
- Text box for QR code content is too small and needs to be multi-line or better designed.
- Lack of features such as adjusting QR code image size and copying decoded content to clipboard.
- Some UI elements, like icons, are hard to see in dark mode.
Recent reviews
by 远离*****, 2025-03-03
扩展图标在暗色主题不可见。
by 海天*****, 2024-01-29
Is QR Code Util Safe?
Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.
QR Code Util does not require any sensitive permissions.
Risk impact analysis details
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.
QR Code Util has earned a fairly good reputation and likely can be trusted.
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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