BKLNKbklnk.com
FreeFree Amazon category/keyword browsing tools.
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Publisher Rocket alternatives
10 keyword & market research tools for self-published authors, similar to Publisher Rocket. Compare pricing and platforms, then pick what fits your workflow.
Book Boltbookbolt.io
SubscriptionAll-in-one KDP research + low-content interior/cover design.
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BookBeambookbeam.io
SubscriptionAll-in-one research, optimization & analytics for Amazon self-publishers.
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Helium 10helium10.com
FreemiumDeep Amazon data suite (built for product sellers, adaptable to books).
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Jungle Scoutjunglescout.com
SubscriptionAmazon product/keyword research.
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K-lyticsk-lytics.com
SubscriptionGenre market-research reports on viability/trends.
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KDSPYkdspy.com
One-timeBrowser extension scanning Kindle categories, sales estimates, traffic-light competition.
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ManuscriptReportmanuscriptreport.com
PaidKeyword + 16 marketing assets (comp titles, blurbs, audience profiles).
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Publishing.aipublishing.com
SubscriptionAI demand-research + book generation for KDP.
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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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