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Readzip — Reading Time & Speed Tracker

Chrome extension by UA Labs · Productivity · Education

A Chrome extension in Productivity · Education with 4 users, barely installed.

Specific sites only: 1 match pattern.

What the developer says, and 5 screenshots

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

Users
4
Rating
not rated yet
Users, last 15 days
+4
Version
1.0.0
Updated in the store
2026-03-04
Published
2026-03-04
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
+4 since 01.09
0-4 · 7 readings
  1. 2026-09-010
  2. 2026-09-033
  3. 2026-09-063
  4. 2026-09-084
  5. 2026-09-103
  6. 2026-09-130
  7. 2026-09-154
Users
+4 since 01.09
0-4 · 7 readings
  1. 2026-09-010
  2. 2026-09-033
  3. 2026-09-063
  4. 2026-09-084
  5. 2026-09-103
  6. 2026-09-130
  7. 2026-09-154

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

Specific sites only: 1 match pattern.

  • https://readzip.quicktoolbox.co/*
  • See the address and title of every tab you have open tabs
  • Act on the current tab, but only after you click it activeTab
  • 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

UA Labs publishes 5 listings we track, 62 users between them.

  1. MailPulse - Invisible Email Tracker (No Branding) UA Labs · Productivity · Communication · published 2026-03-10 35 users
  2. StorageKit - localStorage & sessionStorage Manager UA Labs · Productivity · Developer · published 2026-03-02 9 users ★ 4.0
  3. QuoteKeep — Save & Sync Quotes UA Labs · Productivity · Workflow · published 2026-03-02 9 users ★ 5.0
Show 1 more from this publisher
  1. Playrate — Video Speed Controller UA Labs · Productivity · Tools · published 2026-03-04 5 users (last published figure)

Like this one

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

  1. Read Time Estimator Describes nearly the same job, smaller audience 5 users
  2. ReadMeter — Read Time & Progress Bar Describes nearly the same job, smaller audience 13 users
  3. ReadTime Describes nearly the same job, smaller audience 4 users
  4. Reading Time 2.0 - Estimate Time to Read Describes nearly the same job, smaller audience 40 users ★ 5.0
  5. Remaining reading time Describes nearly the same job, smaller audience 9 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.

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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.