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AMZ Profit Calculator | Ecomstal

Chrome extension by EcomStal · Productivity · Workflow

A Chrome extension in Productivity · Workflow with 109 users, barely installed.

Specific sites only: 15 match patterns.

What the developer says, and 2 screenshots

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

Users
109
Rating
4.6 (9 ratings)
Users, last 18 days
+6
Rating, last 30 days
Not watched long enough to say
Version
3.4.2
Updated in the store
2024-03-07
Published
2024-02-28
Manifest
V3
Browser access
15 site patterns

How it has moved

Users
+6 since 31.08
103-112 · 10 readings
  1. 2026-08-31103
  2. 2026-09-03104
  3. 2026-09-04103
  4. 2026-09-05104
  5. 2026-09-07108
  6. 2026-09-08111
  7. 2026-09-10107
  8. 2026-09-13112
  9. 2026-09-15109
  10. 2026-09-17109
Rating
unchanged since 31.08
reviewsrating 4.56 · 10 readings
  1. 2026-08-31reviews9rating4.56
  2. 2026-09-03reviews9rating4.56
  3. 2026-09-04reviews9rating4.56
  4. 2026-09-05reviews9rating4.56
  5. 2026-09-07reviews9rating4.56
  6. 2026-09-08reviews9rating4.56
  7. 2026-09-10reviews9rating4.56
  8. 2026-09-13reviews9rating4.56
  9. 2026-09-15reviews9rating4.56
  10. 2026-09-17reviews9rating4.56
Users
+6 since 31.08
103-112 · 10 readings
  1. 2026-08-31103
  2. 2026-09-03104
  3. 2026-09-04103
  4. 2026-09-05104
  5. 2026-09-07108
  6. 2026-09-08111
  7. 2026-09-10107
  8. 2026-09-13112
  9. 2026-09-15109
  10. 2026-09-17109
Rating
unchanged since 31.08
reviewsrating 4.56 · 10 readings
  1. 2026-08-31reviews9rating4.56
  2. 2026-09-03reviews9rating4.56
  3. 2026-09-04reviews9rating4.56
  4. 2026-09-05reviews9rating4.56
  5. 2026-09-07reviews9rating4.56
  6. 2026-09-08reviews9rating4.56
  7. 2026-09-10reviews9rating4.56
  8. 2026-09-13reviews9rating4.56
  9. 2026-09-15reviews9rating4.56
  10. 2026-09-17reviews9rating4.56

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: 15 match patterns.

  • *://*.amazon.com/*
  • *://*.amazon.com.mx/*
  • *://*.amazon.com.au/*
Show the remaining 9
  • *://*.amazon.co.uk/*
  • *://*.amazon.ca/*
  • *://*.amazon.de/*
  • *://*.amazon.fr/*
  • *://*.amazon.in/*
  • *://*.amazon.nl/*
  • *://*.amazon.it/*
  • *://*.amazon.co.jp/*
  • *://*.amazon.at/*

We have not read this listing's manifest since we started keeping permission names. The counts above come from the last time we did.

The full permission history for this extension

What changed recently

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

The publisher

EcomStal publishes 20 listings we track, 8k users between them.

  1. Amz Image & Video Downloader | EcomStal EcomStal · Productivity · Tools · published 2024-02-23 4k users ★ 4.1
  2. AMZ Search Suggestion Expander | EcomStal EcomStal · Productivity · Workflow · published 2024-02-28 1k users ★ 4.6
  3. Amazon Reviews Scraper and Exporter | Ecomstal EcomStal · Productivity · Tools · published 2024-03-20 1k users ★ 3.5
Show 5 more from this publisher
  1. Free Amazon Product Scraper and Exporter | Ecomstal EcomStal · Make Chrome Yours · Accessibility · published 2025-04-23 583 users ★ 4.6
  2. AliEx Image And Video Downloader | Ecomstal EcomStal · Productivity · Tools · published 2024-05-23 469 users ★ 4.3
  3. AliEx Review Exporter | Ecomstal EcomStal · Productivity · Tools · published 2024-05-22 186 users ★ 4.4
  4. AliEx Product Scraper | Ecomstal EcomStal · Productivity · Tools · published 2024-06-03 154 users ★ 5.0
  5. Amazon Product Research Pro| EcomStal EcomStal · Make Chrome Yours · Accessibility · published 2025-04-28 153 users ★ 4.2

Like this one

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

  1. SellerSprite Profit - FBA Calculator for free Describes nearly the same job, smaller audience 694 users
  2. Amazon FBA Calculator Free by AMZScout Describes nearly the same job, with a large installed audience 100k users ★ 4.2
  3. FBA Calculator - Free Amazon Profit & Fee Calculator by AMZ Prep Describes nearly the same job, smaller audience 89 users
  4. Etsy, Amazon Margin Calculator Describes nearly the same job, smaller audience 52 users
  5. ListGauge — Amazon fees and profit Describes nearly the same job, smaller audience 2 users (last published figure)

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.