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BookFire - Amazon Author Tools

Chrome extension by Nikhil Kalburgi · Productivity · Workflow

A Chrome extension in Productivity · Workflow with 4 users, barely installed.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 2 screenshots

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

Users
4
Rating
not rated yet
Users, last 15 days
+4
Version
0.1.0
Updated in the store
2026-06-04
Published
2026-06-04
Manifest
V3
Browser access
No permissions declared

How it has moved

Users
+4 since 01.09
0-4 · 9 readings
  1. 2026-09-010
  2. 2026-09-024
  3. 2026-09-043
  4. 2026-09-064
  5. 2026-09-083
  6. 2026-09-094
  7. 2026-09-103
  8. 2026-09-130
  9. 2026-09-154
Users
+4 since 01.09
0-4 · 9 readings
  1. 2026-09-010
  2. 2026-09-024
  3. 2026-09-043
  4. 2026-09-064
  5. 2026-09-083
  6. 2026-09-094
  7. 2026-09-103
  8. 2026-09-130
  9. 2026-09-154

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

We have not read this listing's manifest since we started keeping permission names. The counts above come from the last time we did.

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

Nikhil Kalburgi publishes 6 listings we track, 89 users between them.

  1. Mailflame for Gmail: Bulk Schedule, Followup & Track emails Nikhil Kalburgi · Productivity · Communication · published 2025-04-03 67 users ★ 4.6
  2. QuickBite - Read, Learn & Save Faster Nikhil Kalburgi · Make Chrome Yours · Accessibility · published 2025-02-24 7 users ★ 5.0
  3. PromptPeer - Optimizing Prompts for ChatGPT and Beyond Nikhil Kalburgi · Productivity · Tools · published 2025-06-26 6 users
Show 2 more from this publisher
  1. Screend - Record Screen & Share faster Nikhil Kalburgi · Productivity · Tools · published 2026-05-16 3 users
  2. FilterChat - Bulk Delete, Archive & Index AI Chats Nikhil Kalburgi · Productivity · Tools · published 2025-08-13 2 users

Like this one

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

  1. Inkario — Self-Publishing Research Describes nearly the same job, smaller audience 7 users
  2. Pubscout: KDP Book Sales & Keyword Research on Amazon Describes nearly the same job, smaller audience 31 users
  3. KDSPY – Keyword Research for Authors Describes nearly the same job, with an established audience 70k users ★ 3.7
  4. KDP Quick Insights — Amazon BSR, Sales Estimator & Niche Research Describes nearly the same job, smaller audience 46 users
  5. KDP Genius Assistant Describes nearly the same job, smaller audience 220 users ★ 5.0

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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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.