KDP categories · Top KDP authors
R M Gray: Amazon KDP author data
As of Nov 6, 2026, R M Gray has 17 books on Amazon, 7 of them on a best-seller list in the last 30 days (best rank #1), mostly in Pirates, Siblings, Dark Fantasy.
| Median price | $11.74 |
|---|---|
| Price range (middle 50%) | $9.79 – $15.74 |
| Median reviews | 100 |
| Total reviews | 2,971 |
| New books (30 days) | 4 |
| Breakout books (30 days) | 2 |
What stands out
- 4 new books in the last 30 days, 2 of them broke into a Best Sellers list.
R M Gray's best-ranked books
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Cursebreaker (Nightweaver Book 3)
by R M Gray
- Price$12.99
- Rating4.6
- Reviews105
- Published2026-09
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Cursebreaker (Deluxe Limited Edition) (Nightweaver, 3)
by R M Gray
- Price$20.49
- Rating4.7
- Reviews101
-
Starchaser (Nightweaver Book 2)
by R M Gray
- Price$9.99
- Rating4.7
- Reviews431
-
Starchaser (Deluxe Limited Edition) (Nightweaver, 2)
by R M Gray
- Price$10.49
- Rating4.7
- Reviews431
-
Nightweaver
by R M Gray
- Price$7.05
- Rating4.5
- Reviews747
- Published2026-03
-
Domadores de sombras (Portuguese Edition)
by R M Gray
- Price$9.73
- Rating4.8
- Reviews162
- Published2025-05
-
Cursebreaker: The action-packed fantasy romance from the bestselling author of Nightweaver
by R M Gray
- Price-
- Rating4.6
- Reviews105
-
Cursebreaker (Nightweaver Book 3)
by R M Gray
- Price-
- Rating4.7
- Reviews98
-
Nightweaver: Der Romantic-Fantasy-Bestseller aus den USA – ›Fluch der Karibik‹ meets ›Downton Abbey‹ (Die Nightweaver Saga 1) (German Edition)
by R M Gray
- Price$5.99
- Rating4.6
- Reviews15
- Published2026-01
Main categories
FAQ
How many books does R M Gray have on Amazon?
KDPTop tracks 17 of their books; 7 made an Amazon list in the last 30 days.
Which categories does R M Gray publish in?
Their books chart most often in Pirates, Siblings, Dark Fantasy.
How does R M Gray price their books?
The median price is $11.74; half of the books cost $9.79–$15.74.
Has R M Gray released new books recently?
4 new books in the last 30 days, 2 of which reached a Best Sellers list.
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.