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FastSales Pro - AMZN Validator

Chrome extension by Desarrolador Web · Productivity · Developer

  • Trader

A Chrome extension in Productivity · Developer with 6 users, barely installed.

Specific sites only: 2 match patterns.

What the developer says, and 2 screenshots

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

Users
6
Rating
not rated yet
Users, last 17 days
+1
Version
1.6.2
Updated in the store
2026-04-10
Published
2026-03-18
Manifest
V3
Browser access
1 permission, 2 site patterns

How it has moved

Users
+1 since 31.08
4-6 · 9 readings
  1. 2026-08-315
  2. 2026-09-036
  3. 2026-09-045
  4. 2026-09-065
  5. 2026-09-086
  6. 2026-09-094
  7. 2026-09-135
  8. 2026-09-156
  9. 2026-09-166
Users
+1 since 31.08
4-6 · 9 readings
  1. 2026-08-315
  2. 2026-09-036
  3. 2026-09-045
  4. 2026-09-065
  5. 2026-09-086
  6. 2026-09-094
  7. 2026-09-135
  8. 2026-09-156
  9. 2026-09-166

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: 2 match patterns.

  • https://*.amazon.com/*
  • https://*.sellercentral.amazon.com/*
  • 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

Desarrolador Web publishes 4 listings we track, 17 users between them.

  1. OptiFlow Pro Desarrolador Web · Productivity · Tools · published 2026-03-24 4 users
  2. Marketplace Data Extractor Desarrolador Web · Productivity · Tools · published 2026-03-25 4 users
  3. Sourcing Wizard - Estrategia Mágica Desarrolador Web · Productivity · Tools · published 2026-04-28 3 users

Like this one

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

  1. SellerVault - Amazon FBA Deal Analyzer Describes nearly the same job, smaller audience 7 users
  2. Seller Toolkit - Amazon Profit & ROI Calculator Describes nearly the same job, smaller audience 15 users
  3. Amazoom Arbitrage Tool Describes nearly the same job, smaller audience 4 users (last published figure)
  4. Profit Buddy AI – Amazon Profit & Product Research Tool Describes nearly the same job, smaller audience 435 users ★ 5.0
  5. ProductChimp - Amazon Product Analyzer Describes nearly the same job, smaller audience 52 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.