Compare extensions

AmzScope – Amazon FBA Product Research & Sales Estimator

Tools

Find profitable Amazon products fast: on-page sales, revenue, BSR, profit & opportunity grade. 100% free, private, no account.

AMZBase - Free Amazon Product Research Tool

Workflow & Planning

Free product research tool for Amazon sellers. Shows BSR, ASIN, FBA sellers, Buy Box and chart links on every product page.

Audience & ratings

Store users

10K

Ratings

5.00 / 51 rating

4.40 / 510 ratings

What stands out

AMZBase - Free Amazon Product Research Tool reports the larger audience. These are store counts. The rating difference is 0.60 points across 1 and 10 ratings.

Different categories. Category overlap does not establish that two products serve the same workflow.

Product & publisher

Publisher

Not recorded

amzbase

Publisher portfolio

1 listing

7 listings

Listing status

Active

Manifest

Version 3

Package size

223KiB

188KiB

Permissions & access

Requested capabilities describe access, not developer intent or a safety verdict.

API permissions

6 requested

storage
alarms
downloads
cookies
sidePanel
notifications

1 requested

storage

Website patterns

1 recorded

https://api.amazonscope.org/*

23 recorded

*://*.amazon.ae/*
*://*.amazon.ca/*
*://*.amazon.de/*
*://*.amazon.eg/*
*://*.amazon.es/*
*://*.amazon.fr/*
*://*.amazon.it/*
*://*.amazon.in/*
*://*.amazon.nl/*
*://*.amazon.pl/*
*://*.amazon.sa/*
*://*.amazon.se/*
*://*.amazon.sg/*
*://*.amazon.co.jp/*
*://*.amazon.co.uk/*
*://*.amazon.com.au/*
*://*.amazon.com.be/*
*://*.amazon.com.br/*
*://*.amazon.com.mx/*
*://*.amazon.com.tr/*
*://*.amazon.cn/*
*://*.amazon.com/*
https://ext.amzbase.com/*

Releases

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Evidence behind this comparison

Both listings observed 2 Oct 2026.

Store users and ratings are observations, not revenue or lifetime installs. A larger audience or a higher score does not establish product quality.

How Earlygap collects evidence

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Your comparison

2 of 2 selected

AmzScope – Amazon FBA Product Research & Sales EstimatorTools

AMZBase - Free Amazon Product Research ToolWorkflow & Planning

Search by name, then keep two listings in your comparison.