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Page Speed Monitor

Chrome extension by tzzxqsz · Productivity · Developer

A Chrome extension in Productivity · Developer with 20 users, barely installed.

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

What the developer says, and 2 screenshots

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

Users
20
Rating
not rated yet
Users, last 19 days
+4
Version
2.2.1
Updated in the store
2026-07-13
Published
2026-05-06
Manifest
V3
Browser access
3 permissions, 2 site patterns

How it has moved

Users
+4 since 31.08
16-20 · 10 readings
  1. 2026-08-3116
  2. 2026-09-0218
  3. 2026-09-0320
  4. 2026-09-0717
  5. 2026-09-0818
  6. 2026-09-1016
  7. 2026-09-1317
  8. 2026-09-1518
  9. 2026-09-1720
  10. 2026-09-1820
Users
+4 since 31.08
16-20 · 10 readings
  1. 2026-08-3116
  2. 2026-09-0218
  3. 2026-09-0320
  4. 2026-09-0717
  5. 2026-09-0818
  6. 2026-09-1016
  7. 2026-09-1317
  8. 2026-09-1518
  9. 2026-09-1720
  10. 2026-09-1820

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.

  • See the address and title of every tab you have open tabs
  • Schedule work to run later alarms
  • 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

tzzxqsz publishes 19 listings we track, 317 users between them.

  1. Fullscreen Clock tzzxqsz · Productivity · Tools · published 2026-05-25 107 users
  2. Reading Mode tzzxqsz · Productivity · Tools · published 2026-05-29 29 users
  3. GitHub Rank tzzxqsz · Productivity · Tools · published 2026-06-01 26 users
Show 5 more from this publisher
  1. File Converter tzzxqsz · Productivity · Tools · published 2026-05-15 19 users
  2. Image Watermark Tool tzzxqsz · Productivity · Developer · published 2026-06-08 18 users
  3. Developer Toolkit tzzxqsz · Productivity · Developer · published 2026-06-03 14 users
  4. Web Data Extractor tzzxqsz · Productivity · Tools · published 2026-05-22 12 users
  5. HubTrending - Tech & Developer Trend Tracker tzzxqsz · Productivity · Tools · published 2026-06-05 12 users

Like this one

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

  1. PingTrack: Web Speed Diagnostician Describes nearly the same job, smaller audience 3 users (last published figure)
  2. Website Page Speed Test - Core Web Vitals and Real User Data (CrUX) reports Describes nearly the same job, smaller audience 241 users
  3. Speedometer AI Describes nearly the same job, smaller audience 29 users ★ 5.0
  4. Site Speed by DebugBear Describes nearly the same job, smaller audience 9k users ★ 4.8
  5. SnapStats Describes nearly the same job, smaller audience 4 users ★ 5.0

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.