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Polyamory (Romance, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Polyamory (Romance, Kindle eBooks), updated Nov 3, 2026: median price $4.99, median 2,295 reviews, average rating 4.3 and a KDPTop opportunity score of 22/100 (highly competitive).
| Price range (middle 50%) | $3.99 – $5.99 |
|---|---|
| Average rating | 4.3 |
| New releases (90 days) | 47% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- 47% of its best sellers came out in the last 90 days, more than in 99% of Kindle eBooks categories: readers here keep buying new titles.
- Its review barrier is higher than in 94% of Kindle eBooks categories: the median best seller has 2,295 reviews, so new books need time to build up.
- Its median reviews are 28% of the parent category Romance (8,220), one of the easier corners under it.
Top 10 Polyamory best sellers
-
Legacy Found: A Reverse Harem Shifter Academy Romance (Luftis Academy Book 1)
- List rank#1
- Price$4.99
- Rating4.4
- Reviews1,840
-
What We Bury: a dark why-choose romance (Hangmen Trilogy Book 1)
by Eve Riche
- List rank#2
- Price$5.99
- Rating4.4
- Reviews1,614
-
Crown of Crimson and Crows (Blood Bound Book 1)
by Tessa Hale
- List rank#3
- Price$4.99
- Rating4.4
- Reviews2,906
-
Knot Convenient (Willow Grove Book 1)
- List rank#4
- Price$4.99
- Rating4.3
- Reviews422
-
Hot Dad Summer: A Contemporary Reverse Harem Romance
by Rebel Bloom
- List rank#5
- Price$3.99
- Rating4.4
- Reviews2,993
-
Legacy Elite: A Reverse Harem Shifter Academy Romance (Luftis Academy Book 2)
- List rank#6
- Price$4.99
- Rating4.4
- Reviews1,259
-
Forged in Blood: A Dark Paranormal/ Fantasy romance (Broken Bloodlines Book 1)
- List rank#7
- Price$5.99
- Rating4.3
- Reviews38,003
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Legacy Ascended: A Reverse Harem Shifter Academy Romance (Luftis Academy Book 3)
- List rank#10
- Price$0.99
- Rating4.2
- Reviews666
Same niche in Books: Polyamory
FAQ
Is Polyamory a good niche for Amazon KDP?
Its KDPTop opportunity score is 22/100, which makes it highly competitive. The median best seller has 2,295 reviews and sells for $4.99.
How many reviews do you need to rank in Polyamory?
The median best seller has 2,295 reviews, and 7% of them have fewer than 100.
What do Polyamory best sellers cost?
The median price is $4.99; half of the best sellers are priced between $3.99 and $5.99.
Can new books break into Polyamory?
47% 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.