LT Debug icon

LT Debug

by LambdaTest, Inc. · testmuai.com · Developer Tools
FeaturedEstablished publisherManifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Best tool you can ask to debug and ship web based products faster!

Users
4,000
0 in 30 days
Rating
3.4 / 5
unchanged in 30 days
Ratings
10
0 in 30 days
Store rank
#16K
#13K among extensions
Version
2.0.5
updated 30 Sep 2026

Users

monthly, 3 years
3002,6505,000Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 4,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
1610Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 10 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About LT Debug

The best Chrome extension to debug web issues and accelerate your development 🔥🚀 LT Debug is a collection of free online web design, development, and debugging utilities enhanced with LambdaTest’s digital experience testing cloud to make your development efforts easier and faster. ⏺Replay on TestMu AI Cloud: Record user flow with Chrome Recorder panel (DevTools > More tools > Recorder), and replay or retest it as an automated test on 3000+ browser-os-resolution combinations on TestMu AI Cloud. 🚀Real Time Test: Directly launch live interactive real-time tests of your web apps or mobile pages, and test across 3000+ desktop and mobile browsers running on real devices. 🖼Screenshot Test: Initiate a screenshot test on TestMu AI Cloud. Take screenshots on up to 25 desktop or mobile browsers, resolution, and your preferred real or virtual devices. Access free useful utilities like Add/Remove/Modify HTTP(s) Header Requests, Block URL requests, Add/Remove Query Param, Throttle the Page Response, Inject Scripts, Change User Agent, Redirect URLs, and many more..!! 🔥 Best free tool you can ask to debug and ship web-based products faster! 🔥 📄 Modify Header - Add, modify, or remove an HTTP request header on a desired website or URL. It helps you test a particular header for a request on a website. 🚦 Block Requests - Blocks HTTP Requests based on your specified URL specific conditions. 📶 Throttler - Throttle network speed for all network requests. Choose any URL to slow down, leaving others at normal speed. Control delay (in milliseconds) for desired URL. ⚙️ Add/Remove Query Param - Change, and manipulate URL query parameters. It reads and organizes the key, and value pairs on the current web page. 🔀 Redirect Requests - Specify a page that should be automatically redirected to another page. E.g. you want http://lambdatest.com/111 to redirect to http://lambdatest.com/222. 🕵 Change user Agent - Switch between user-agent strings quickly. Imitate, spoof or simulate other browsers, devices or search engine spiders. 💉 Insert script css/js - Simulate any web page's experience by injecting your own JavaScript or CSS script in console. 🟢 Allow CORS - Add (Access-Control-Allow-Origin: *) rule to the response header and easily perform cross-domain Ajax requests in web applications. 🛡️ Content Security Policy - Generate Content Security Policy headers on any website/web page of your choice 🎇Bonus🎇: Access 160+ free tools with a click of a button to help you with Tidying up code, Data Formatting, Random Data Generation, Hash Calculations, and Utilities

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months0+0.0%00.00
1 year0+0.0%+1+0.18

Chrome Web Store search rankings

Where LT Debug appears when people search the store, with the 30 day change
Search phrasePosition30 days
debug#5+1
inject#86−7
modify#91−25

Version history

17 versions recorded
2.0.530 Sep 2026
2.0.415 Jan 2026
2.0.314 Oct 2025
2.0.28 Mar 2024
2.0.14 Jul 2023
2.0.018 Apr 2023
1.3.824 Nov 2022
1.3.718 Nov 2022

Details

Category
Developer Tools
First seen
22 Jun 2022
Size
2.0 MB
Languages
en-US
Pricing
Free
Privacy policy
testmuai.com
Support
testmuai.com
Extension ID
kofahhnmgobkidipanhejacffiigppcd

Permissions and risk

Moderate riskimpact 3, likelihood 1
Permissions
storagedeclarativeNetRequestdeclarativeNetRequestFeedbackdeclarativeNetRequestWithHostAccessdebuggerscripting
Site access
<all_urls>
Can read and change data on every website you visit.

Alternatives to LT Debug

Extensions that rank for the same store searches or share the Developer Tools category, ordered by users