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Niche Hound – KDP Book Research: BSR, Sales & Keywords on Amazon

Chrome extension by Hound & Raven Tools · Productivity · Workflow

A Chrome extension in Productivity · Workflow with 79 users, barely installed. Audience over the last 30 days: +67.

Specific sites only: 3 match patterns.

What the developer says, and 5 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
79
Rating
not rated yet
Users, last 30 days
+67
Version
1.0.1
Updated in the store
2026-10-06
Published
2026-09-14
Manifest
V3
Browser access
2 permissions, 3 site patterns

How it has moved

Users
+67 since 03.10
12-79 · 16 readings
2026-10-06: released 1.0.1
  1. 2026-10-0415
  2. 2026-10-0820
  3. 2026-10-0923
  4. 2026-10-1027
  5. 2026-10-1337
  6. 2026-10-1641
  7. 2026-10-1843
  8. 2026-10-1950
  9. 2026-10-2152
  10. 2026-10-2254
  11. 2026-10-2358
  12. 2026-10-2458
  13. 2026-10-2562
  14. 2026-10-2767
  15. 2026-10-2967
  16. 2026-11-0179
Users
+79 since 15.09
0-79 · 21 readings
2026-09-15: appeared in the store2026-10-06: released 1.0.1
  1. 2026-09-150appeared in the store
  2. 2026-09-205
  3. 2026-09-217
  4. 2026-09-2510
  5. 2026-09-2812
  6. 2026-10-0415
  7. 2026-10-0820
  8. 2026-10-0923
  9. 2026-10-1027
  10. 2026-10-1337
  11. 2026-10-1641
  12. 2026-10-1843
  13. 2026-10-1950
  14. 2026-10-2152
  15. 2026-10-2254
  16. 2026-10-2358
  17. 2026-10-2458
  18. 2026-10-2562
  19. 2026-10-2767
  20. 2026-10-2967
  21. 2026-11-0179

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: 3 match patterns.

  • https://www.amazon.com/*
  • https://completion.amazon.com/*
  • https://getnichehound.com/*
  • Schedule work to run later alarms
  • Store data in your browser storage

The full permission history for this extension

Version history

  1. Version 1.0.1

What changed recently

  1. Package size changed
  2. Released version 1.0.1 (was 1.0.0)
  3. Appeared in the store

The publisher

Hound & Raven Tools publishes 2 listings we track, 82 users between them.

  1. Page Raven Hound & Raven Tools · Productivity · Tools · published 2026-09-14 3 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. KDP Quick Insights — Amazon BSR, Sales Estimator & Niche Research Describes nearly the same job, smaller audience 187 users
  2. Bookscout – Book Niche & Keyword Research Describes nearly the same job, smaller audience 2 users
  3. ShelfScout: KDP Keyword & Niche Research Describes nearly the same job, smaller audience 10 users
  4. Pubscout: KDP Book Sales, Royalty & Keyword Research on Amazon Describes nearly the same job, smaller audience 64 users
  5. BookScope — KDP BSR & Sales Estimates Describes nearly the same job, smaller audience 25 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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Users and rating on Ext Ops Panel

Markdown

[![Users and rating on Ext Ops Panel](https://extops.dev/extensions/makgighfakdgojhnoffjfpagdmdfdifh/badge.svg)](https://extops.dev/extensions/makgighfakdgojhnoffjfpagdmdfdifh)

HTML

<a href="https://extops.dev/extensions/makgighfakdgojhnoffjfpagdmdfdifh"><img src="https://extops.dev/extensions/makgighfakdgojhnoffjfpagdmdfdifh/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 2026-11-01. We publish no contact details for extension developers.

Where the data comes from: how the catalog is built