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JavaScript Profiler

Chrome extension by Germain UX · Productivity · Developer

  • Trader

A Chrome extension in Productivity · Developer with 1 000 users, a small but real audience.

Every site you visit. This extension can read and change the content of any page you open.

What the developer says, and 1 screenshot

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
1 000
Rating
4.1 (9 ratings)
Users, last 16 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
2024.1.0
Updated in the store
2024-07-02
Published
2020-12-07
Manifest
V3
Browser access
2 permissions, 1 site pattern

How it has moved

Users
unchanged since 01.09
1k · 2 readings
  1. 2026-09-011k
  2. 2026-09-161k
Rating
unchanged since 01.09
reviewsrating 4.11 · 2 readings
  1. 2026-09-01reviews9rating4.11
  2. 2026-09-16reviews9rating4.11
Users
unchanged since 01.09
1k · 2 readings
  1. 2026-09-011k
  2. 2026-09-161k
Rating
unchanged since 01.09
reviewsrating 4.11 · 2 readings
  1. 2026-09-01reviews9rating4.11
  2. 2026-09-16reviews9rating4.11

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Every site you visit. This extension can read and change the content of any page you open.

  • Attach to pages the way developer tools do debugger
  • Store data in your browser storage

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

Germain UX publishes 3 listings we track, 2k users between them.

  1. Selenium Click Recorder (RPA bot) Germain UX · Productivity · Developer · published 2020-12-06 1k users ★ 4.5
  2. User Monitoring for webapp e.g.SalesForce.com Germain UX · Productivity · Workflow · published 2021-01-13 23 users ★ 5.0

Like this one

Listings the catalog judges closest in what they say they do.

  1. Blackfire Profiler Describes nearly the same job, with an established audience 10k users ★ 4.6
  2. Frontend Performance Probe Describes nearly the same job, smaller audience 4 users
  3. Realtime Profiler Describes nearly the same job, smaller audience 22 users ★ 5.0
  4. Atatus - Make your app faster and bug free Describes nearly the same job, smaller audience 85 users ★ 3.7
  5. DevPulse Describes nearly the same job, smaller audience 14 users

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.