Helium 10 – Amazon Keyword Research & Market Intelligence (Exclusive Discounts)
Helium 10 is an all-in-one Amazon keyword research and marketing suite. Authors and publishers use it to discover profitable keywords, optimize listings, track rankings, and run data-driven advertising campaigns.
Self Publishing Titans – Free Amazon KDP Keyword & Category Tool
Find profitable Amazon KDP keywords and categories with Self Publishing Titans — the keyword research tool that helps self-publishing authors rank higher and sell more books.
Publisher Rocket – Amazon KDP Keyword & Category Research
Publisher Rocket helps authors discover profitable Kindle keywords, find the right Amazon categories, and analyze competition so your books rank higher, get discovered faster, and sell more copies.
Best Keyword Research Tools for Authors (2025)
Discover the best keyword research to grow your readership and streamline self-publishing.
Hand-picked tools that help you save time, reduce costs, and maximize royalties.
Keyword Research Tools FAQ
What is a KDP keyword research tool?
It’s software that helps authors find profitable Amazon keywords and book categories. Examples: Publisher Rocket, Helium 10, and Self Publishing Titans.
Which keyword tool is best for Amazon authors?
Publisher Rocket is best for one-time pricing, Helium 10 offers advanced data with discounts, and Self Publishing Titans provides free Chrome extensions.
Do I need keyword research for self publishing?
Yes. Keywords and categories determine if readers discover your book. Tools like Publisher Rocket and Self Publishing Titans help maximize visibility.
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