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CoinsWorth – AI Coin Grading & Value Analysis

Chrome extension by CoinsWorth · Lifestyle · Shopping

  • Established publisher
  • Trader

A Chrome extension in Lifestyle · Shopping with 24 users, barely installed. Audience over the last 30 days: -2.

Specific sites only: 10 match patterns.

What the developer says, and 4 screenshots

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

Users
24
Rating
not rated yet
Users, last 30 days
-2
Version
1.0.8
Updated in the store
2026-03-26
Published
2025-07-30
Manifest
V3
Browser access
5 permissions, 10 site patterns

How it has moved

Users
-2 since 04.10
24-30 · 12 readings
  1. 2026-10-0927
  2. 2026-10-1026
  3. 2026-10-1324
  4. 2026-10-1625
  5. 2026-10-1726
  6. 2026-10-1825
  7. 2026-10-2130
  8. 2026-10-2229
  9. 2026-10-2328
  10. 2026-10-2429
  11. 2026-11-0124
  12. 2026-11-0324
Users
-3 since 01.09
24-30 · 25 readings
  1. 2026-09-0127
  2. 2026-09-0328
  3. 2026-09-0427
  4. 2026-09-0628
  5. 2026-09-0727
  6. 2026-09-1025
  7. 2026-09-1326
  8. 2026-09-1527
  9. 2026-09-1728
  10. 2026-09-2227
  11. 2026-09-2524
  12. 2026-09-2627
  13. 2026-09-2826
  14. 2026-10-0927
  15. 2026-10-1026
  16. 2026-10-1324
  17. 2026-10-1625
  18. 2026-10-1726
  19. 2026-10-1825
  20. 2026-10-2130
  21. 2026-10-2229
  22. 2026-10-2328
  23. 2026-10-2429
  24. 2026-11-0124
  25. 2026-11-0324

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times 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: 10 match patterns.

  • https://*.ha.com/*
  • https://*.greatcollections.com/*
  • https://*.heritagestatic.com/*
Show the remaining 7
  • https://us-central1-trondb.cloudfunctions.net/*
  • https://*.googleapis.com/*
  • https://www.google-analytics.com/*
  • https://*.firebaseio.com/*
  • https://photos.greatcollections.com/*
  • https://identitytoolkit.googleapis.com/*
  • https://firebasestorage.googleapis.com/*
  • See the address and title of every tab you have open tabs
  • Run its own code on the pages it can access scripting
  • Act on the current tab, but only after you click it activeTab
Show the remaining 2

The full permission history for this extension

What changed recently

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

The publisher

CoinsWorth. Listed website: coinsworth.com.

Like this one

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

  1. GemnetV4 Describes nearly the same job, smaller audience 13 users ★ 5.0
  2. eBay Coin Cert Lookup Describes nearly the same job, smaller audience 9 users
  3. Coin Collector Assistant - by A5 Describes nearly the same job, smaller audience 7 users
  4. Watch Advisor Describes nearly the same job, smaller audience 3 users
  5. BIDSY - Historyczne ceny monet na aukcjach Describes nearly the same job, smaller audience 6 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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Users and rating on Ext Ops Panel

Markdown

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HTML

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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-01. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built