Quick Javascript Switcher
Disable JavaScript on any site in one click
Manifest V3
- Users:
- 200,000+
- Rating:
- 4.32 (809)
- Version:
- 2.2.0 (Last updated: 2025-04-21)
- Creation date:
- 2019-01-23
- Permissions:
- tabs
- contentSettings
- contextMenus
- storage
- Size:
- 207.87K
- Email:
- ma*****@maximelebreton.com
- URLs:
- Website
- Full description:
- See detailed description
- Source:
- Chrome Web Store
- Updated:
- a day ago
User reviews
Users have long appreciated Quick Javascript Switcher for its simplicity, reliability, and ability to toggle JavaScript by site, improving development and browsing. However, recent updates have introduced multiple issues including broken toggling functionality, a confusing icon redesign, and permission changes causing privacy concerns. Several users report needing to reinstall the extension to fix bugs, and there are additional problems with tab tracking and unusual page modifications. Overall, the extension remains valued but new version bugs and interface changes have affected user experience.
Pros
- Simple and effective at toggling JavaScript on and off.
- Has been reliable and useful for years, aiding web development and browsing experiences.
- Supports per-site JavaScript toggling.
- Easy to use with impactful results like improving website performance and workflow speed.
- Developer provides instructions to fix common issues like reinstalling the extension.
Cons
- Recent updates introduced bugs causing the toggle to stop working or require page refreshes.
- Icon design changes made it hard to distinguish on/off status due to small size and light colors.
- Permission changes in new versions raised user concerns about privacy and security.
- Issues with tab tracking and lack of ability to edit or save site lists in the options.
- Extension sometimes injects an unexplained invisible element into pages, causing user concern.
Recent reviews
Quick JavaScript Switcher has been a game-changer for optimizing my website's performance! By easily toggling JavaScript on and off, I was able to identify and streamline areas that impacted loading times and overall user experience. It played a key role in enhancing the efficiency of my site. Check out the results at https://www.wingreserve.com/
by 
ِWingReserve, 2025-04-08
ِWingReserve, 2025-04-08너무 좋아요!!! 클릭 한번으로 업무 속도 아주 빨라짐. 감사합니다.
by 
Bella, 2025-03-11
Bella, 2025-03-11I've been using this extension for years, and love it. It does exactly what it says it does. No more, no less, no nonsense.
by 
Brett Hatch, 2025-03-04
Brett Hatch, 2025-03-04Extension safety
Risk impact
Quick Javascript Switcher requires a few sensitive permissions. 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.
- High ******* ******** ******* ******** ******* ** ******** ***** *** ****** **** ********** *** ********
Risk likelihood
Quick Javascript Switcher is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this extension.
Risk likelihood analysis details
- High This extension was recently updated in the past month. New updates may not be stable or safe.
- Medium **** ********* *** ****** **** ****** ********* ********** *** *** ** ****** ** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
- Good **** ********* *** **** **** *******
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Promo images
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