Compare extensions

Squatio - Amazon FBA Research

Workflow & Planning

Keyword research, sales estimates & competitor analysis for Amazon sellers

CoAuthor - Amazon Book Research

Shopping

Instantly see BSR, estimated sales, royalties, and keyword insights for any book on Amazon and Audible. Powered by CoAuthor.ai

Audience & ratings

Store users

Ratings

Not recorded

4.95 / 522 ratings

What stands out

CoAuthor - Amazon Book Research reports the larger audience. These are store counts. A rating comparison needs a recorded score and rating count for both products.

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

Product & publisher

Publisher

Not recorded

AskBubs

Publisher portfolio

1 listing

Listing status

Active

Manifest

Version 3

Package size

1.53MiB

70.16KiB

Permissions & access

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

API permissions

4 requested

storage
tabs
activeTab
alarms

2 requested

storage
alarms

Website patterns

14 recorded

*://*.amazon.com/*
*://*.amazon.co.uk/*
*://*.amazon.de/*
*://*.amazon.fr/*
*://*.amazon.it/*
*://*.amazon.es/*
*://*.amazon.ca/*
*://*.amazon.in/*
*://*.amazon.com.mx/*
*://*.amazon.com.br/*
*://*.amazon.co.jp/*
*://*.amazon.ae/*
http://localhost:3051/*
https://app.squatio.com/*

13 recorded

https://www.amazon.com/*
https://amazon.com/*
https://www.amazon.co.uk/*
https://www.amazon.de/*
https://www.amazon.ca/*
https://www.amazon.com.au/*
https://www.amazon.fr/*
https://www.amazon.it/*
https://www.amazon.es/*
https://www.audible.com/*
https://audible.com/*
https://completion.amazon.com/*
https://coauthor.ai/*

Releases

Explore the release history

Create an account to compare versions and update timing. Your plan controls history depth.

Create your free account

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

Replace an extension

Your comparison

2 of 2 selected

Squatio - Amazon FBA ResearchWorkflow & Planning

CoAuthor - Amazon Book ResearchShopping

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