Stories exploring futuristic technology, space exploration, alien life, and the human condition. A vast and diverse KDP category.
These are the highest-value keywords for this category. Use them in your KDP keyword fields, book title, subtitle, and book description.
Readers are sophisticated — do your world-building research.
Series dramatically outperform standalone sci-fi on KDP.
The first book must work as a complete story while opening the series arc.
Tone is everything: readers self-sort between hard sci-fi, space opera, and military sci-fi.
In the Science Fiction category, Amazon's algorithm heavily weights review velocity and count when ranking books. A book with 30+ reviews ranks significantly higher than one with 5, even with identical keywords and metadata.
Getting genuine, compliant reviews is the hardest part of launching on KDP — which is exactly what iWrity solves. Connect with real readers in your genre who leave thoughtful, verified reviews.
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