BKLNKbklnk.com
FreeFree Amazon category/keyword browsing tools.
Web
Publishing.ai alternatives
10 keyword & market research tools for self-published authors, similar to Publishing.ai. Compare pricing and platforms, then pick what fits your workflow.
Book Boltbookbolt.io
SubscriptionAll-in-one KDP research + low-content interior/cover design.
Web
BookBeambookbeam.io
SubscriptionAll-in-one research, optimization & analytics for Amazon self-publishers.
Web
Helium 10helium10.com
FreemiumDeep Amazon data suite (built for product sellers, adaptable to books).
ExtensionWebExtension
Jungle Scoutjunglescout.com
SubscriptionAmazon product/keyword research.
ExtensionWebExtension
K-lyticsk-lytics.com
SubscriptionGenre market-research reports on viability/trends.
Web
KDSPYkdspy.com
One-timeBrowser extension scanning Kindle categories, sales estimates, traffic-light competition.
ExtensionExtension
ManuscriptReportmanuscriptreport.com
PaidKeyword + 16 marketing assets (comp titles, blurbs, audience profiles).
Web
Publisher Rocketpublisherrocket.com
FreemiumAmazon keyword/category/competition + Reverse ASIN research.
MacWindows
Scrivyscrivy.co
FreemiumThe growth desk for self-published KDP authors: ARC reviews, daily keyword rank tracking, BSR and sales analytics, listing and A+ content optimization, and category research in one place.
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