KDP categories · Top KDP authors
JC Ryan: Amazon KDP author data
As of Nov 6, 2026, JC Ryan has 8 books on Amazon, 7 of them on a best-seller list in the last 30 days (best rank #12), mostly in Mystery, Thriller & Suspense, Thriller, Conspiracies.
| Median price | $2.99 |
|---|---|
| Price range (middle 50%) | $2.99 – $7.08 |
| Median reviews | 254 |
| Total reviews | 3,235 |
| New books (30 days) | 5 |
| Breakout books (30 days) | 1 |
What stands out
- 88% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $2.99, 50% below the median of their main category, Mystery, Thriller & Suspense.
- 5 new books in the last 30 days, 1 of them broke into a Best Sellers list.
JC Ryan's best-ranked books
-
The Alboran Codex: A Conspiracy Thriller of Lost Empires, Hidden Agendas and Deadly Pursuits (A Carter Devereux Mystery Thriller Book 3)
by JC Ryan
- Price$0.99
- Rating4.4
- Reviews1,443
- Published2016-11
-
Terms And Conditions Not Read: Consent, Clause 92, And The Right To Refuse (The Snark Files Book 6)
by JC Ryan
- Price$2.99
- Rating3.8
- Reviews5
-
Operation Crosslegs Hurricane: The Cold Shoulder That Saved America (The Snark Files Book 1)
by JC Ryan
- Price$2.99
- Rating4.7
- Reviews138
-
Nothing New Under The Sun: An Archaeological Thriller Where Ancient Secrets and Deadly Conspiracies Collide (A Carter Devereux Mystery Thriller Book 1)
by JC Ryan
- Price$7.05
- Rating4.2
- Reviews1,231
-
Sins Of Power: A Rex Dalton K9 Thriller (Rex Dalton K9 Thrillers Book 16)
by JC Ryan
- Price$7.15
- Rating4.8
- Reviews371
- Published2026-08
-
The Truth Hurts. So We Banned It.: In Search of Common Sense (The Snark Files)
by JC Ryan
- Price$12
- Rating4.4
- Reviews47
- Published2025-12
-
The Skeleton Key: A Rex Dalton K9 Thriller (Rex Dalton K9 Thrillers Book 17)
by JC Ryan
- Price$2.99
- Reviews-
-
Unexploded: Three Cold War Thrillers from Angola to Victoria Falls (Rex Dalton K9 Thrillers Book 18)
by JC Ryan
- Price$2.99
- Reviews-
Main categories
FAQ
How many books does JC Ryan have on Amazon?
KDPTop tracks 8 of their books; 7 made an Amazon list in the last 30 days.
Which categories does JC Ryan publish in?
Their books chart most often in Mystery, Thriller & Suspense, Thriller, Conspiracies.
How does JC Ryan price their books?
The median price is $2.99; half of the books cost $2.99–$7.08.
Has JC Ryan released new books recently?
5 new books in the last 30 days, 1 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.