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Serial Killers (Crime, Books): Amazon KDP category data
Amazon Books Best Sellers data for Serial Killers (Crime, Books), updated Nov 2, 2026: median price $5.99, median 9,854 reviews, average rating 4.4 and a KDPTop opportunity score of 17/100 (highly competitive).
| Price range (middle 50%) | $4.99 – $9.25 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 33% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its review barrier is higher than in 99% of Books categories: the median best seller has 9,854 reviews, so new books need time to build up.
- 33% of its best sellers came out in the last 90 days, more than in 98% of Books categories: readers here keep buying new titles.
- At $5.99 its median price is below 98% of Books categories, so it is a volume game.
Top 10 Serial Killers best sellers
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The Family Cross: An Alex Cross Thriller
- List rank#2
- Price$14.99
- Rating4.7
- Reviews2,634
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The Boyfriend: A Psychological Thriller
- List rank#4
- Price$3.99
- Rating4.3
- Reviews302,916
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Forget You Saw Her: A Thriller (Ask for Andrea)
- List rank#5
- Price$5.99
- Rating4.4
- Reviews26,947
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The Sleepwalker
- List rank#6
- Price$31.99
- Reviews-
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The Girl in the Lake: A Holmes, Margaret & Poe Mystery
- List rank#7
- Price$14.99
- Rating4.4
- Reviews167
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Pretty Girls: A Psychological Thriller Novel Exploring Secrets and Lies Among Sisters
- List rank#8
- Price$2.99
- Rating4.2
- Reviews168,983
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The Locked Door
- List rank#9
- Price$3.99
- Rating4.4
- Reviews177,482
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The Last to Drown: A Thriller
- List rank#10
- Price$5.99
- Rating4.2
- Reviews23,208
FAQ
Is Serial Killers a good niche for Amazon KDP?
Its KDPTop opportunity score is 17/100, which makes it highly competitive. The median best seller has 9,854 reviews and sells for $5.99.
How many reviews do you need to rank in Serial Killers?
The median best seller has 9,854 reviews, and 12% of them have fewer than 100.
What do Serial Killers best sellers cost?
The median price is $5.99; half of the best sellers are priced between $4.99 and $9.25.
Can new books break into Serial Killers?
33% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.