KDP categories · Top KDP authors
Amateur Sleuth: Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Amateur Sleuth, updated Nov 3, 2026: median price $4.99, median 1,240 reviews, average rating 4.4 and a KDPTop opportunity score of 32/100 (highly competitive).
| Price range (middle 50%) | $2.99 – $6.24 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 38% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- 38% of its best sellers came out in the last 90 days, more than in 97% of Kindle eBooks categories: readers here keep buying new titles.
- Its median reviews are 24% of the parent category Mystery (5,252), one of the easier corners under it.
- Its review barrier is higher than in 90% of Kindle eBooks categories: the median best seller has 1,240 reviews, so new books need time to build up.
Top 10 Amateur Sleuth best sellers
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The 6:20 Man: A Thriller
- List rank#2
- Price$11.99
- Rating4.4
- Reviews87,733
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The Retired Assassin's Guide to Amateur Theatrics: New Zealand Cozy Mystery
- List rank#3
- Price$4.99
- Rating4.7
- Reviews1,195
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The Night of the Crash: An absolutely gripping thriller with an ending that will take your breath away
by Jessica Irena Smith
- List rank#4
- Price$0.99
- Rating4.2
- Reviews13,366
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The Armchair Detectives: A totally unputdownable and hilarious British cozy murder mystery (The Armchair Detective Mysteries Book 1)
by Matt Dunn
- List rank#7
- Price$2.99
- Rating4.2
- Reviews653
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The Museum of Second Chances
by Jo Leevers
- List rank#8
- Price$4.99
- Rating4.2
- Reviews7,918
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Murder at the Grand Alpine Hotel: The New Miss Marple Mystery – A Classic Whodunit of Deception and Suspense in an Isolated Alpine Retreat
by Lucy Foley
- List rank#9
- Price$14.99
- Rating4.2
- Reviews2,979
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Love, Mom: A fast-paced psychological thriller with several twists
by Iliana Xander
- List rank#10
- Price$5.99
- Rating4.4
- Reviews100,011
Same niche in Books: Amateur Sleuths
FAQ
Is Amateur Sleuth a good niche for Amazon KDP?
Its KDPTop opportunity score is 32/100, which makes it highly competitive. The median best seller has 1,240 reviews and sells for $4.99.
How many reviews do you need to rank in Amateur Sleuth?
The median best seller has 1,240 reviews, and 21% of them have fewer than 100.
What do Amateur Sleuth best sellers cost?
The median price is $4.99; half of the best sellers are priced between $2.99 and $6.24.
Can new books break into Amateur Sleuth?
38% 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.