Online Seller Addon

Name: Online Seller Addon
Rating: 3.7 (112 reviews)
Author: amidart

Free stock counter for Amazon sellers with unlimited daily product checks. This extension will show the inventory counts for the…

As of June 2026, Online Seller Addon has 80,000 users and a 3.70/5 rating from 112 reviews in the Workflow & Planning category.

amidart Workflow & Planning

Chrome Web Store ↗.crx

Users0%

80.0K

80,000

Rating+0.5%

3.70

112 reviews

Reviews+0.9%

112

Version

0.9.70

Manifest V3

90-day change · In the last 90 days this extension 1 version update, changed permissions.

History

7 snapshots

Tracking since Apr 1, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 1, 2026	80.0K	3.68	111	0.9.63
Apr 20, 2026	90.0K	3.70	112	0.9.63
May 5, 2026	90.0K	3.70	112	0.9.63
May 17, 2026	90.0K	3.70	112	0.9.63
May 24, 2026	90.0K	3.70	112	0.9.70
May 30, 2026	80.0K	3.70	112	0.9.70
Jun 7, 2026	70.0K	3.70	112	0.9.70
Now	80.0K	3.70	112	0.9.70

Changelog

May 17, 2026

host_permissions

*://www.amazon.ae/*, *://www.amazon.com/*, *://www.amazon.co.uk/*, *://www.amazon.es/*, *://www.amazon.nl/*, *://www.amazon.mx/*, *://www.amazon.it/*, *://www.amazon.in/*, *://www.amazon.de/*, *://www.amazon.fr/*, *://www.amazon.cn/*, *://www.amazon.ca/*, *://www.amazon.com.au/*, *://www.amazon.com.br/*, *://www.amazon.com.mx/*, *://www.amazon.com.tr/*, *://www.amazon.co.jp/*, *://www.amazon.pl/*, *://www.amazon.sa/*, *://www.amazon.se/*, *://www.amazon.sg/*, *://smile.amazon.ae/*, *://smile.amazon.com/*, *://smile.amazon.co.uk/*, *://smile.amazon.es/*, *://smile.amazon.nl/*, *://smile.amazon.mx/*, *://smile.amazon.it/*, *://smile.amazon.in/*, *://smile.amazon.de/*, *://smile.amazon.fr/*, *://smile.amazon.cn/*, *://smile.amazon.ca/*, *://smile.amazon.com.au/*, *://smile.amazon.com.br/*, *://smile.amazon.com.mx/*, *://smile.amazon.com.tr/*, *://smile.amazon.co.jp/*, *://smile.amazon.pl/*, *://smile.amazon.sa/*, *://smile.amazon.se/*, *://smile.amazon.sg/*, *://sellercentral.amazon.ae/*, *://sellercentral.amazon.com/*, *://sellercentral.amazon.co.uk/*, *://sellercentral.amazon.es/*, *://sellercentral.amazon.nl/*, *://sellercentral.amazon.mx/*, *://sellercentral.amazon.it/*, *://sellercentral.amazon.in/*, *://sellercentral.amazon.de/*, *://sellercentral.amazon.fr/*, *://sellercentral.amazon.cn/*, *://sellercentral.amazon.ca/*, *://sellercentral.amazon.pl/*, *://sellercentral.amazon.sa/*, *://sellercentral.amazon.se/*, *://sellercentral.amazon.sg/*, *://sellercentral.amazon.com.au/*, *://sellercentral.amazon.com.br/*, *://sellercentral.amazon.com.mx/*, *://sellercentral.amazon.com.tr/*, *://sellercentral.amazon.co.jp/*

*://www.amazon.ae/*, *://www.amazon.com/*, *://www.amazon.co.uk/*, *://www.amazon.es/*, *://www.amazon.nl/*, *://www.amazon.mx/*, *://www.amazon.it/*, *://www.amazon.in/*, *://www.amazon.de/*, *://www.amazon.fr/*, *://www.amazon.cn/*, *://www.amazon.ca/*, *://www.amazon.com.au/*, *://www.amazon.com.br/*, *://www.amazon.com.mx/*, *://www.amazon.com.tr/*, *://www.amazon.co.jp/*, *://www.amazon.pl/*, *://www.amazon.sa/*, *://www.amazon.se/*, *://www.amazon.sg/*, *://smile.amazon.ae/*, *://smile.amazon.com/*, *://smile.amazon.co.uk/*, *://smile.amazon.es/*, *://smile.amazon.nl/*, *://smile.amazon.mx/*, *://smile.amazon.it/*, *://smile.amazon.in/*, *://smile.amazon.de/*, *://smile.amazon.fr/*, *://smile.amazon.cn/*, *://smile.amazon.ca/*, *://smile.amazon.com.au/*, *://smile.amazon.com.br/*, *://smile.amazon.com.mx/*, *://smile.amazon.com.tr/*, *://smile.amazon.co.jp/*, *://smile.amazon.pl/*, *://smile.amazon.sa/*, *://smile.amazon.se/*, *://smile.amazon.sg/*, *://sellercentral.amazon.ae/*, *://sellercentral.amazon.com/*, *://sellercentral.amazon.co.uk/*, *://sellercentral.amazon.es/*, *://sellercentral.amazon.nl/*, *://sellercentral.amazon.mx/*, *://sellercentral.amazon.it/*, *://sellercentral.amazon.in/*, *://sellercentral.amazon.de/*, *://sellercentral.amazon.fr/*, *://sellercentral.amazon.cn/*, *://sellercentral.amazon.ca/*, *://sellercentral.amazon.pl/*, *://sellercentral.amazon.sa/*, *://sellercentral.amazon.se/*, *://sellercentral.amazon.sg/*, *://sellercentral.amazon.com.au/*, *://sellercentral.amazon.com.br/*, *://sellercentral.amazon.com.mx/*, *://sellercentral.amazon.com.tr/*, *://sellercentral.amazon.co.jp/*, *://data.amazon.com/*, *://data.amazon.co.uk/*, *://data.amazon.de/*, *://data.amazon.fr/*, *://data.amazon.it/*, *://data.amazon.es/*, *://data.amazon.co.jp/*, *://data.amazon.in/*, *://data.amazon.ca/*, *://data.amazon.com.mx/*, *://data.amazon.com.br/*, *://data.amazon.com.au/*, *://data.amazon.nl/*, *://data.amazon.se/*, *://data.amazon.pl/*, *://data.amazon.com.tr/*, *://data.amazon.ae/*, *://data.amazon.sa/*, *://data.amazon.sg/*, *://data.amazon.eg/*, *://data.amazon.com.be/*

Permissions & access

Permissions: activeTabscriptingstoragewebRequest
Host access: *://www.amazon.ae/*, *://www.amazon.com/*, *://www.amazon.co.uk/*, *://www.amazon.es/*, *://www.amazon.nl/*, *://www.amazon.mx/*, *://www.amazon.it/*, *://www.amazon.in/*, *://www.amazon.de/*, *://www.amazon.fr/*, *://www.amazon.cn/*, *://www.amazon.ca/*, *://www.amazon.com.au/*, *://www.amazon.com.br/*, *://www.amazon.com.mx/*, *://www.amazon.com.tr/*, *://www.amazon.co.jp/*, *://www.amazon.pl/*, *://www.amazon.sa/*, *://www.amazon.se/*, *://www.amazon.sg/*, *://smile.amazon.ae/*, *://smile.amazon.com/*, *://smile.amazon.co.uk/*, *://smile.amazon.es/*, *://smile.amazon.nl/*, *://smile.amazon.mx/*, *://smile.amazon.it/*, *://smile.amazon.in/*, *://smile.amazon.de/*, *://smile.amazon.fr/*, *://smile.amazon.cn/*, *://smile.amazon.ca/*, *://smile.amazon.com.au/*, *://smile.amazon.com.br/*, *://smile.amazon.com.mx/*, *://smile.amazon.com.tr/*, *://smile.amazon.co.jp/*, *://smile.amazon.pl/*, *://smile.amazon.sa/*, *://smile.amazon.se/*, *://smile.amazon.sg/*, *://sellercentral.amazon.ae/*, *://sellercentral.amazon.com/*, *://sellercentral.amazon.co.uk/*, *://sellercentral.amazon.es/*, *://sellercentral.amazon.nl/*, *://sellercentral.amazon.mx/*, *://sellercentral.amazon.it/*, *://sellercentral.amazon.in/*, *://sellercentral.amazon.de/*, *://sellercentral.amazon.fr/*, *://sellercentral.amazon.cn/*, *://sellercentral.amazon.ca/*, *://sellercentral.amazon.pl/*, *://sellercentral.amazon.sa/*, *://sellercentral.amazon.se/*, *://sellercentral.amazon.sg/*, *://sellercentral.amazon.com.au/*, *://sellercentral.amazon.com.br/*, *://sellercentral.amazon.com.mx/*, *://sellercentral.amazon.com.tr/*, *://sellercentral.amazon.co.jp/*, *://data.amazon.com/*, *://data.amazon.co.uk/*, *://data.amazon.de/*, *://data.amazon.fr/*, *://data.amazon.it/*, *://data.amazon.es/*, *://data.amazon.co.jp/*, *://data.amazon.in/*, *://data.amazon.ca/*, *://data.amazon.com.mx/*, *://data.amazon.com.br/*, *://data.amazon.com.au/*, *://data.amazon.nl/*, *://data.amazon.se/*, *://data.amazon.pl/*, *://data.amazon.com.tr/*, *://data.amazon.ae/*, *://data.amazon.sa/*, *://data.amazon.sg/*, *://data.amazon.eg/*, *://data.amazon.com.be/*

Screenshots

About

Free stock counter for Amazon sellers with unlimited daily product checks. This extension will show the inventory counts for the different offers on an Amazon listing.

You do not need to create an account or signup for anything. You can add the extension and start using it immediately.

Works for all Amazon domains.

Important Notice: Chrome will soon disable this extension. It uses an older version of Manifest that Chrome no longer supports; please consider migrating to Firefox to continue using it: https://addons.mozilla.org/en-US/firefox/addon/online-seller-addon/

How to use the Amazon stock checker:

Add the extension to your browser (click the Add to Chrome button in the top right and confirm)
Visit a product detail page on Amazon.com, and click the "Count Stock!" button or click the OS Addon icon in the top right of your browser.

OS Addon does not collect or store data outside your local extension.

Premium features may be added in the future, but the stock counter is completely free to use.

Permissions:
It can read and change data on all:
- www.amazon.com, smile.amazon.com (and all the regional amazon tld domains) - allows the extension to appear and show quantity data on amazon websites
- sellercentral.amazon.com (and all the regional amazon tld domains) - allows the extension to use amazon revenue calculator

Disclaimer:
The extension uses Google Analytics to collect extension usage statistics to help improve user experience. If you want to opt-out of Google Analytics tracking, please visit http://tools.google.com/dlpage/gaoptout