Wattspeed

Name: Wattspeed
Rating: 4.93 (27 reviews)
Author: Wattspeed

Wattspeed is a browser extension that offers powerful web technologies insights each time you open a new web page.

As of May 2026, Wattspeed has 1,000 users and a 4.93/5 rating from 27 reviews in the Developer Tools category.

Wattspeed Developer Tools★ Featured

Chrome Web Store ↗.crx

Users0%

1.0K

1,000

Rating0%

4.93

27 reviews

Reviews0%

Version

4.4.0

Manifest V3

History

1 snapshots

Tracking since Apr 30, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 30, 2026	1.0K	4.93	27	4.4.0
Now	1.0K	4.93	27	4.4.0

Permissions & access

Permissions: tabsscriptingactiveTabstorageunlimitedStorage
Host access: http://*/*, https://*/*

Screenshots

About

Get powerful web technologies insights each time you open a new web page.

- Mobile-friendly test
- Google Lighthouse scores
- Core Web Vitals for the last 28 days
- Security audit
- HTML5 validation
- Accessibility checker
- Mixed content & JSON-LD structured data snippet detection

and more...

- What web server is behind the URL?
- What Analytics tool is used to get visitor insights?
- What Marketing or Chat tools are used to convert the visitors?
- What Advertising network is running in order to sell ads?
- What CMS powers the forum, blog or the online shop?
- What CSS and JS frameworks are used to build that user interface?