Workflow & Planning
Amazon Seller Tools: All-in-one FBA Calculator, IP Alerts, Keepa Charts, Buy Box Analysis, Historical Data insights and much more...
Compare extensions
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
227
10K
Ratings
What stands out
AMZBase - Free Amazon Product Research Tool reports the larger audience. These are store counts. A rating comparison needs a recorded score and rating count for both products.
Category overlap does not establish that two products serve the same workflow.
Product & publisher
Publisher
SellerScout
amzbase
Publisher portfolio
1 listing
7 listings
Listing status
Active
Active
Manifest
Version 3
Version 3
Package size
2.26MiB
188KiB
Permissions & access
Requested capabilities describe access, not developer intent or a safety verdict.
API permissions
5 requested
- sidePanel
- tabs
- activeTab
- scripting
- storage
1 requested
- storage
Website patterns
1 recorded
- *://*/*
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
Explore the release history
Create an account to compare versions and update timing. Your plan controls history depth.
Create your free accountEvidence 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 evidenceReplace an extension
Your comparison
2 of 2 selected
SellerScout - Amazon Product Research ToolWorkflow & Planning
AMZBase - Free Amazon Product Research ToolWorkflow & Planning