Developer Tools
Stable signalNo paid features detectedHigh-risk permissions
Web Developer icon

Web Developer

Adds a toolbar button with various web developer tools.

Users1MCurrent public install base
Rating4.5Store average score
Reviews2,830Public review volume
Manifest versionV3Extension platform version
7-day growth0Net users gained this week
7-day growth rate0%Relative weekly velocity
Preview

Web Developer Media preview

6 assets
Trend

User growth trend

Review user movement across collected snapshots.

User Growth Over Time

1M1M1M1M1M2026年7月13日2026年7月16日2026年7月19日Latest: 1M
Rating trend

7-day rating trend

View collected rating snapshots from the latest 7-day window to assess rating stability.

7-day rating change

Start
4.46
Latest
4.46
7-day rating change
0.00
4.364.414.464.514.562026年7月13日2026年7月16日2026年7月19日Latest: 4.46
2026年7月13日2026年7月19日
Growth overview

Daily, weekly, and monthly growth

Compare 1-day, 7-day, and 30-day net growth and growth rate.

1-day growthFlat
00%
7-day growthFlat
00%
30-day growthFlat
00%
Technical snapshot

Version, languages, and crawl freshness

Review publication date, version, supported languages, and crawl timestamps.

Version3.0.1
ManifestV3
Size574KiB
Languages1English (United States)
Published
Store updated
Last crawled
English (United States)
Overview

Product summary

Review the store description, core capabilities, and common use cases.

The Web Developer extension adds a toolbar button to the browser with various web developer tools. This is the official port of the Web Developer extension for Firefox.

--------------------

The best place for support is not in the reviews section below, but on the Web Developer site in the help:

https://chrispederick.com/work/web-developer/help/

Also available there are a full set of release notes:

https://chrispederick.com/work/web-developer/history/chrome/

Reviews

Recent review snapshot

Inspect the latest comments and rating distribution.

Store average score4.5Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average4.2Average computed only from synced review bodies below
Reviews with text715Synced review bodies
Total ratings / reviews2,830Chrome Web Store public rating/review count

Store average score: 4.5. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.

5★
494
4★
71
3★
35
2★
26
1★
89
Enrique Santana Anaya2012年1月5日
5

Very complete, the best

Language en
0 helpful · 1 not helpful
Anonymous user2012年1月4日
5

I love this app, so simple and easy to use.

Language en
Tom V2011年12月31日
3

chrome built in dev tool is way better, but nice addition though

Language en
Alfred Larsson2011年11月25日
5

Wonderful! I love it but I think that there are some things yuo could add. * Disable HTML5 (to see if a site is compatible to older browsers) * Disable css3 * Disable -webkit -moz and -o * Disable JavaScript Nice

Language en
1 helpful · 0 not helpful
Kenson “KensonPlays” Plays2011年11月22日
5

This extension really helps with my Developing! Thanks for porting it over to Chrome!

Language en
Dagmawi Biru2011年11月19日
3

I don't see a lot of uses for this, but it's a rather interesting demonstration of DOM manipulation.

Language en
0 helpful · 3 not helpful
Rafael Biagioni de Fazio2011年11月15日
5

Best.

Language en
0 helpful · 1 not helpful
Luis Wilker (WilkerNet)2011年11月14日
5

The best!

Language en
0 helpful · 1 not helpful
Lucas S.2011年11月11日
5

Love it!! Chrome is definitely my main browser! :)

Language en
1 helpful · 0 not helpful
François Fernandez2011年10月29日
5

Une aproche vraiment sympa à voir sur la longueur mais à priori !!!! Je KIFF !!!

Language fr
2 helpful · 0 not helpful
PreviousNext
Related products

Similar and related extensions

Review related products from the Chrome Web Store detail page.