FBA Calculator - Free Amazon Profit & Fee Calculator by AMZ Prep
Chrome extension by AMZ Prep · Productivity · Tools
- Established publisher
A Chrome extension in Productivity · Tools with 96 users, barely installed. Audience over the last 30 days: +13.
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
- 96
- Users, last 30 days
- +13
- Version
- 1.0
- Updated in the store
- 2025-06-10
- Published
- 2025-06-10
- Manifest
- V3
- Browser access
- 3 permissions, 10 site patterns
How it has moved
- 2026-10-0587
- 2026-10-0890
- 2026-10-0991
- 2026-10-1094
- 2026-10-1193
- 2026-10-1394
- 2026-10-18100
- 2026-10-20103
- 2026-10-21105
- 2026-10-22104
- 2026-10-23102
- 2026-10-25103
- 2026-10-2998
- 2026-10-3096
- 2026-11-0197
- 2026-11-0296
- 2026-11-0396
- 2026-08-3181
- 2026-09-0279
- 2026-09-0380
- 2026-09-0583
- 2026-09-0686
- 2026-09-0889
- 2026-09-0993
- 2026-09-1387
- 2026-09-1590
- 2026-09-1689
- 2026-09-2081
- 2026-09-2584
- 2026-09-2883
- 2026-10-0587
- 2026-10-0890
- 2026-10-0991
- 2026-10-1094
- 2026-10-1193
- 2026-10-1394
- 2026-10-18100
- 2026-10-20103
- 2026-10-21105
- 2026-10-22104
- 2026-10-23102
- 2026-10-25103
- 2026-10-2998
- 2026-10-3096
- 2026-11-0197
- 2026-11-0296
- 2026-11-0396
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.
*://*.amazon.com/**://*.amazon.co.uk/**://*.amazon.ca/*
Show the remaining 7
*://*.amazon.de/**://*.amazon.fr/**://*.amazon.it/**://*.amazon.es/**://*.amazon.co.jp/**://*.amazon.in/**://*.amazon.ae/*
-
Act on the current tab, but only after you click it
activeTab -
Add items to the right-click menu
contextMenus -
Store data in your browser
storage
What changed recently
Nothing has moved on this listing since we started watching it.
The publisher
AMZ Prep publishes 5 listings we track, 1k users between them. Listed website: amzprep.com.
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Amazon FBA Calculator & Seller Tools – Free Profit, BSR & Fee Analyzer 777 users
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Amazon & Shopify Data Exporter - AMZ Prep Global 3PL 260 users
-
Amazon Keyword Index Checker & Rank Tracker 152 users
Show 1 more from this publisher
Like this one
Listings the catalog judges closest in what they say they do.
-
FBA Calculator - Profit & Fees 22 users
-
Amazon FBA Calculator Free by AMZScout 100k users
-
SellerSprite Profit - FBA Calculator for free 740 users
-
Verimargin - Amazon FBA Profit & Fee Calculator 9 users
-
FBA Calculator 14 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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[](https://extops.dev/extensions/bbhapomfahpdplbjpnjgbgfffcakibgm)<a href="https://extops.dev/extensions/bbhapomfahpdplbjpnjgbgfffcakibgm"><img src="https://extops.dev/extensions/bbhapomfahpdplbjpnjgbgfffcakibgm/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-02. We publish no contact details for extension developers.