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Chrome extension by National Education Technologies Inc. · Productivity · Tools

  • Featured
  • Established publisher
  • Trader

A Chrome extension in Productivity · Tools with 10 000 users, an established extension.

Specific sites only: 1 match pattern.

What the developer says, and 3 screenshots

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

Users
10 000
Rating
4.0 (54 ratings)
Users, last 16 days
unchanged
Rating, last 30 days
Not watched long enough to say
Version
2.1
Updated in the store
2026-03-28
Published
2018-12-05
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
unchanged since 01.09
10k · 2 readings
  1. 2026-09-0110k
  2. 2026-09-1610k
Rating
unchanged since 01.09
reviewsrating 4.00 · 2 readings
  1. 2026-09-01reviews54rating4.00
  2. 2026-09-16reviews54rating4.00
Users
unchanged since 01.09
10k · 2 readings
  1. 2026-09-0110k
  2. 2026-09-1610k
Rating
unchanged since 01.09
reviewsrating 4.00 · 2 readings
  1. 2026-09-01reviews54rating4.00
  2. 2026-09-16reviews54rating4.00

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.

  • *://*/
  • Block or redirect requests by rules it declares in advance declarativeNetRequest
  • See when you navigate between pages webNavigation
  • 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

National Education Technologies Inc.. Listed website: spinsafebrowser.com.

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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.