KDP categories · Top KDP authors
Penn Cassidy: Amazon KDP author data
As of Nov 6, 2026, Penn Cassidy has 54 books on Amazon, 4 of them on a best-seller list in the last 30 days (best rank #12), mostly in Witches & Wizards, Witches, Magic.
| Median price | $20 |
|---|---|
| Price range (middle 50%) | $4.49 – $25 |
| Median reviews | 151 |
| Total reviews | 22,412 |
| New listings (30 days, incl. new editions) | 1 |
| Breakout books (30 days) | 1 |
What stands out
- Only 7% of the catalog charted in the last 30 days; sales rest on a few titles.
- Median price $20, 301% above the median of their main category, Witches & Wizards.
Penn Cassidy's best-ranked books
-
The 13th Zodiac: A Reverse Harem Academy Romance Series (The 13th Zodiac Trilogy Book 1)
by Penn Cassidy
- Price$3.99
- Rating4.5
- Reviews3,673
-
The Bound Zodiac: A Reverse Harem Academy Romance Series (The 13th Zodiac Trilogy Book 3)
by Penn Cassidy
- Price$4.99
- Rating4.3
- Reviews1,157
-
The Fall: A Reverse Harem Urban Fantasy
by Penn Cassidy
- Price$2.99
- Rating4.4
- Reviews164
-
The Torn Zodiac: A Reverse Harem Academy Romance Series (The 13th Zodiac Trilogy Book 2)
by Penn Cassidy
- Price$3.99
- Rating4.4
- Reviews2,832
-
The 13th Zodiac: The 13th Zodiac Series, Book 1
by Penn Cassidy
- Price$0.99
- Rating4.5
- Reviews3,628
- Published2026-09
-
Noc City : A Why-Choose Urban Fantasy Romance (The Darkverse Series Book 1)
by Penn Cassidy
- Price$0
- Rating4.5
- Reviews1,898
- Published2020-11
-
Blood Moon : A Why-Choose Paranormal Romance (The Darkverse Series Book 2)
by Penn Cassidy
- Price$0
- Rating4.6
- Reviews1,549
- Published2021-01
-
Hybrid Theory (The Darkverse Series Book 3)
by Penn Cassidy
- Price$0
- Rating4.6
- Reviews1,343
- Published2021-06
-
Feral Skies (Hell's Apocalypse)
by Penn Cassidy
- Price$0
- Rating4.4
- Reviews879
- Published2020-04
-
Diabolic (The Dearly Departed Book 1) (The Dearly Departed Duet)
by Penn Cassidy
- Price$0
- Rating4.6
- Reviews568
- Published2022-01
Main categories
FAQ
How many books does Penn Cassidy have on Amazon?
KDPTop tracks 54 of their books; 4 made an Amazon list in the last 30 days.
Which categories does Penn Cassidy publish in?
Their books chart most often in Witches & Wizards, Witches, Magic.
How does Penn Cassidy price their books?
The median price is $20; half of the books cost $4.49–$25.
Has Penn Cassidy released new books recently?
1 new book 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.