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ProofSnap

Chrome extension by Numbers Co., Ltd. · Productivity · Tools

A Chrome extension in Productivity · Tools with 94 users, barely installed.

Specific sites only: 1 match pattern.

What the developer says, and 1 screenshot

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

Users
94
Rating
4.9 (19 ratings)
Users, last 15 days
+12
Rating, last 30 days
Not watched long enough to say
Version
1.3.1
Updated in the store
2026-05-14
Published
2025-11-13
Manifest
V3
Browser access
7 permissions, 1 site pattern

How it has moved

Users
+12 since 01.09
82-94 · 8 readings
  1. 2026-09-0182
  2. 2026-09-0289
  3. 2026-09-0488
  4. 2026-09-0688
  5. 2026-09-0890
  6. 2026-09-1086
  7. 2026-09-1387
  8. 2026-09-1594
Rating
unchanged since 01.09
reviewsrating 4.95 · 8 readings
  1. 2026-09-01reviews19rating4.95
  2. 2026-09-02reviews19rating4.95
  3. 2026-09-04reviews19rating4.95
  4. 2026-09-06reviews19rating4.95
  5. 2026-09-08reviews19rating4.95
  6. 2026-09-10reviews19rating4.95
  7. 2026-09-13reviews19rating4.95
  8. 2026-09-15reviews19rating4.95
Users
+12 since 01.09
82-94 · 8 readings
  1. 2026-09-0182
  2. 2026-09-0289
  3. 2026-09-0488
  4. 2026-09-0688
  5. 2026-09-0890
  6. 2026-09-1086
  7. 2026-09-1387
  8. 2026-09-1594
Rating
unchanged since 01.09
reviewsrating 4.95 · 8 readings
  1. 2026-09-01reviews19rating4.95
  2. 2026-09-02reviews19rating4.95
  3. 2026-09-04reviews19rating4.95
  4. 2026-09-06reviews19rating4.95
  5. 2026-09-08reviews19rating4.95
  6. 2026-09-10reviews19rating4.95
  7. 2026-09-13reviews19rating4.95
  8. 2026-09-15reviews19rating4.95

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://api.numbersprotocol.io/*
  • See the address and title of every tab you have open tabs
  • Sign you in with a Google account identity
  • Run its own code on the pages it can access scripting
Show the remaining 4
  • Act on the current tab, but only after you click it activeTab
  • Show you notifications notifications
  • Run work in a hidden page offscreen
  • 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

Numbers Co., Ltd.. Listed website: numbersprotocol.io.

Like this one

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  3. VouchShot Describes nearly the same job, smaller audience 7 users
  4. HashShot Describes nearly the same job, smaller audience 21 users ★ 5.0
  5. TrueScreen Browser Extension - Web Page Certifier Describes nearly the same job, smaller audience 286 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.