# Keywords & Metadata

> Compare keyword research tools, category analyzers, and metadata optimizers to improve your book's discoverability

Source: https://selfpublishingdirectory.com/keywords-metadata
Listings: 21
Last verified: 2026-08-20

## BKLNK Category Lister

> Free Amazon category research and universal book link tool — look up any book's categories by ASIN, analyze top-30 rankings, and create geo-targeted affiliate links.

- Details: https://selfpublishingdirectory.com/keywords-metadata/bklnk-category-lister (markdown: https://selfpublishingdirectory.com/keywords-metadata/bklnk-category-lister.md)
- Website: https://www.bklnk.com
- Pricing: free — $0
- Tags: free-tool, category-research, amazon-categories, book-links, affiliate, asin-lookup, amazon-kdp

## Book Beam

> All-in-one Amazon publisher research suite with real-time Chrome extension data, AI-assisted listing tools, niche finder, keyword research, and competitor tracking for KDP authors.

- Details: https://selfpublishingdirectory.com/keywords-metadata/book-beam (markdown: https://selfpublishingdirectory.com/keywords-metadata/book-beam.md)
- Website: https://bookbeam.io
- Pricing: paid — $29–$119/monthly
- Tags: keyword-research, asin-tracking, category-explorer, bsr, chrome-extension, niche-finder, ai-tools, amazon-kdp, competitor-analysis

## Book Bolt

> Cloud-based KDP research and design suite for low-content publishers — keyword research, KDP Spy competitor overlay, 150+ interior templates, cover designer, and puzzle generation.

- Details: https://selfpublishingdirectory.com/keywords-metadata/book-bolt (markdown: https://selfpublishingdirectory.com/keywords-metadata/book-bolt.md)
- Website: https://bookbolt.io
- Pricing: paid — $10–$24/monthly
- Tags: keyword-research, low-content, kdp-spy, browser-extension, interior-design, bsr, puzzle-books, amazon-kdp, cover-design, no-content

## Book Category Hunter

> Free tool that reveals every Amazon category a book ranks in via ASIN or ISBN-10, helping authors reverse-engineer competitor category strategies.

- Details: https://selfpublishingdirectory.com/keywords-metadata/book-category-hunter (markdown: https://selfpublishingdirectory.com/keywords-metadata/book-category-hunter.md)
- Website: https://bookishnerd.com/book-category-tool/
- Pricing: free — $0
- Tags: free-tool, category-research, competitor-analysis, asin-lookup, amazon-kdp, kdp

## BookBloom

> Free KDP toolkit with AI keyword research, banned keyword compliance checker, BSR calculator, and Chrome extension — all permanently free, no account required.

- Details: https://selfpublishingdirectory.com/keywords-metadata/bookbloom (markdown: https://selfpublishingdirectory.com/keywords-metadata/bookbloom.md)
- Website: https://www.bookbloom.io
- Pricing: free — $0
- Tags: free-tool, keyword-research, compliance-checker, bsr-calculator, ai-powered, chrome-extension, amazon-kdp, kdp

## Helium 10

> Enterprise Amazon research suite for FBA sellers, adaptable by KDP authors for deep keyword discovery and reverse ASIN competitor research beyond what book-specific tools offer.

- Details: https://selfpublishingdirectory.com/keywords-metadata/helium-10 (markdown: https://selfpublishingdirectory.com/keywords-metadata/helium-10.md)
- Website: https://www.helium10.com
- Pricing: freemium — $0–$279/monthly
- Tags: keyword-research, competitor-analysis, asin-lookup, market-research, enterprise, amazon-fba, amazon-kdp

## Inkfluence AI KDP Tools

> Free AI-powered KDP metadata tools — generate Amazon-formatted book descriptions, backend keyword fields, and niche keyword ideas using GPT-4.1, with no account required.

- Details: https://selfpublishingdirectory.com/keywords-metadata/inkfluence-ai-kdp-tools (markdown: https://selfpublishingdirectory.com/keywords-metadata/inkfluence-ai-kdp-tools.md)
- Website: https://www.inkfluenceai.com/kdp-tools
- Pricing: freemium — $0–$20/monthly
- Tags: ai-powered, keyword-research, book-description, backend-keywords, free-tool, amazon-kdp, metadata, gpt-4

## K-lytics

> Genre market intelligence service delivering in-depth Amazon Kindle category reports, Top-100 bestseller analysis, and expert video seminars to help authors identify where book opportunities exist.

- Details: https://selfpublishingdirectory.com/keywords-metadata/k-lytics (markdown: https://selfpublishingdirectory.com/keywords-metadata/k-lytics.md)
- Website: https://k-lytics.com
- Pricing: paid — $37–$97/monthly
- Tags: market-research, genre-analysis, reports, trends, kindle-market, writing-to-market, niche-research, amazon-kdp

## KDP Miner

> Free Chrome extension that overlays live BSR and sales data directly on Amazon search pages, with a unique Cover Previewer for comparing your book cover against real competitors at thumbnail scale.

- Details: https://selfpublishingdirectory.com/keywords-metadata/kdp-miner (markdown: https://selfpublishingdirectory.com/keywords-metadata/kdp-miner.md)
- Website: https://chromewebstore.google.com/detail/kdp-miner/pdlnaniemlhepmcaijljdcbgbeklagjm
- Pricing: free — $0
- Tags: free-tool, browser-extension, keyword-research, cover-comparison, audible, international, bsr-data, batch-analysis, flash-mode

## KDPEasy

> AI-powered KDP platform combining keyword research — 50+ Amazon-optimized variations per seed term with auto-generated backend fields — with AI book cover generation and KDP utility tools.

- Details: https://selfpublishingdirectory.com/keywords-metadata/kdpeasy (markdown: https://selfpublishingdirectory.com/keywords-metadata/kdpeasy.md)
- Website: https://www.kdpeasy.com
- Pricing: freemium — $0–$79/monthly
- Tags: ai-powered, keyword-research, backend-keywords, ppc, ams-ads, competitor-analysis, amazon, kdp

## KDSpy

> Browser extension that overlays live sales estimates, category intelligence, and AI-powered niche insights directly on Amazon search pages — no app switching required.

- Details: https://selfpublishingdirectory.com/keywords-metadata/kdspy (markdown: https://selfpublishingdirectory.com/keywords-metadata/kdspy.md)
- Website: https://kdspy.com
- Pricing: paid — $79/one-time
- Tags: browser-extension, sales-data, niche-research, category-analysis, competitor-research, amazon, kdp

## Keyword Tool Dominator

> Mines Amazon's live search autocomplete across 18 international marketplaces with a dedicated Books filter, returning the long-tail terms real shoppers type when searching for books.

- Details: https://selfpublishingdirectory.com/keywords-metadata/keyword-tool-dominator (markdown: https://selfpublishingdirectory.com/keywords-metadata/keyword-tool-dominator.md)
- Website: https://www.keywordtooldominator.com
- Pricing: freemium — $0–$199/one-time
- Tags: keyword-research, amazon-autocomplete, lifetime-license, international, long-tail-keywords, backend-keywords, amazon, kdp

## Kindle Ranker

> Tracks 600,000+ bestsellers across 17,000 Kindle categories in the US and UK, providing category metrics, keyword search, and book rank tracking.

- Details: https://selfpublishingdirectory.com/keywords-metadata/kindle-ranker (markdown: https://selfpublishingdirectory.com/keywords-metadata/kindle-ranker.md)
- Website: https://www.kindleranker.com
- Pricing: freemium — $0–$5/monthly
- Tags: category-research, keyword-research, bsr-tracking, rank-tracker, market-analysis, amazon-kdp, competitor-analysis

## Kindlepreneur Book Description Generator

> Free HTML formatter and AI-assisted blurb tool generating platform-approved code for Amazon KDP, Barnes & Noble, and Kobo — no account required.

- Details: https://selfpublishingdirectory.com/keywords-metadata/kindlepreneur-book-description-generator (markdown: https://selfpublishingdirectory.com/keywords-metadata/kindlepreneur-book-description-generator.md)
- Website: https://kindlepreneur.com/amazon-book-description-generator/
- Pricing: free — $0
- Tags: free-tool, book-description, html-formatter, ai-powered, amazon-kdp, multi-platform, blurb-writing

## Kindletrends

> Weekly genre intelligence newsletter using NLP analysis of Amazon bestseller data to reveal trending covers, blurbs, and keywords across 14 genre options.

- Details: https://selfpublishingdirectory.com/keywords-metadata/kindletrends (markdown: https://selfpublishingdirectory.com/keywords-metadata/kindletrends.md)
- Website: https://kindletrends.com
- Pricing: paid — $10–$15/monthly
- Tags: market-research, trends, newsletter, category-research, chrome-extension, genre-analysis, amazon-kdp, also-boughts

## ManuscriptReport

> AI service that reads your uploaded PDF manuscript and generates a complete book marketing toolkit — KDP keywords, BISAC codes, book description, comp titles, and audience personas — in under 20 minutes.

- Details: https://selfpublishingdirectory.com/keywords-metadata/manuscriptreport (markdown: https://selfpublishingdirectory.com/keywords-metadata/manuscriptreport.md)
- Website: https://manuscriptreport.com
- Pricing: paid — $39–$149/one-time
- Tags: ai-powered, manuscript-analysis, keyword-research, book-description, bisac, comp-titles, marketing-plan, social-media

## PickFu

> On-demand polling platform for authors to test book covers, titles, and descriptions with targeted real readers — filtering by genre, age, and Kindle reading frequency — and get written feedback in under an hour.

- Details: https://selfpublishingdirectory.com/keywords-metadata/pickfu (markdown: https://selfpublishingdirectory.com/keywords-metadata/pickfu.md)
- Website: https://www.pickfu.com
- Pricing: paid — $50–$100/one-time
- Tags: title-testing, cover-testing, a-b-testing, market-research, reader-feedback, description-testing, audience-research, kindle-readers

## PublishDrive AI Metadata Generator

> AI tool that analyzes an uploaded manuscript to generate optimized book descriptions, keywords, and categories for Amazon, Apple Books, Kobo, and 400+ stores — including BISAC and Thema codes for international distribution.

- Details: https://selfpublishingdirectory.com/keywords-metadata/publishdrive-ai-metadata-generator (markdown: https://selfpublishingdirectory.com/keywords-metadata/publishdrive-ai-metadata-generator.md)
- Website: https://publishdrive.com/publishing-assistant-metadata-generator.html
- Pricing: freemium — $0–$5/monthly
- Tags: ai-powered, manuscript-analysis, metadata, categories, bisac, book-description, wide-distribution, thema, multi-platform

## Publisher Rocket

> Desktop software for Amazon keyword research, category exploration, competition analysis, and AMS ads keyword generation, built for book authors.

- Details: https://selfpublishingdirectory.com/keywords-metadata/publisher-rocket (markdown: https://selfpublishingdirectory.com/keywords-metadata/publisher-rocket.md)
- Website: https://publisherrocket.com
- Pricing: paid — $199/one-time
- Tags: keyword-research, category-research, competition-analysis, ams-ads, one-time-purchase, desktop, audible

## Publishwide Blurb Preview

> Free online tool that shows exactly how your Amazon book description HTML will appear on the Kindle store, including where the 'read more' cutoff occurs, before you go live.

- Details: https://selfpublishingdirectory.com/keywords-metadata/publishwide-blurb-preview (markdown: https://selfpublishingdirectory.com/keywords-metadata/publishwide-blurb-preview.md)
- Website: https://publishwide.com/amazon-description-blurb-preview-tool/
- Pricing: free — $0
- Tags: free-tool, book-description, html-formatter, preview, amazon

## Self Publishing Titans

> Suite of Chrome extensions and web tools for Amazon KDP keyword research, niche analysis, and BSR tracking, plus a separate set of creation tools for low-content publishers.

- Details: https://selfpublishingdirectory.com/keywords-metadata/self-publishing-titans (markdown: https://selfpublishingdirectory.com/keywords-metadata/self-publishing-titans.md)
- Website: https://www.selfpublishingtitans.com
- Pricing: freemium — $0–$90/monthly
- Tags: keyword-research, browser-extension, bsr, niche-research, free-tool, low-content, chrome-extension