KDP categories · Top KDP authors
Helen Harper: Amazon KDP author data
As of Nov 6, 2026, Helen Harper has 115 books on Amazon, 11 of them on a best-seller list in the last 30 days (best rank #23), mostly in Contemporary, Urban, Paranormal.
| Median price | $5.99 |
|---|---|
| Price range (middle 50%) | $5.99 – $8.99 |
| Median reviews | 1,078 |
| Total reviews | 197,927 |
| New books (30 days) | 4 |
| Breakout books (30 days) | 2 |
What stands out
- Only 10% of the catalog charted in the last 30 days; sales rest on a few titles.
- 4 new books in the last 30 days, 2 of them broke into a Best Sellers list.
Helen Harper's best-ranked books
-
A Killer Heart (The Cat Lady Chronicles Book 5)
by Helen Harper
- Price$5.99
- Rating4.7
- Reviews2,023
-
A Skirl of Sorcery (The Cat Lady Chronicles Book 3)
by Helen Harper
- Price$5.99
- Rating4.7
- Reviews4,423
-
Waifs And Strays (The Cat Lady Chronicles Book 1)
by Helen Harper
- Price$5.99
- Rating4.6
- Reviews9,055
-
Night Maze (The Cat Lady Chronicles Book 4)
by Helen Harper
- Price$5.99
- Rating4.7
- Reviews3,257
-
The Dark Hiss of Magic (The Cat Lady Chronicles Book 2)
by Helen Harper
- Price$5.99
- Rating4.6
- Reviews5,757
-
Gifted Thief (Highland Magic Book 1)
by Helen Harper
- Price$1.49
- Rating4.5
- Reviews3,053
- Published2016-01
-
Squib (The Coldstream Chronicles Book 1)
by Helen Harper
- Price$5.99
- Rating4.6
- Reviews3,614
-
Kith and Kin (The Cat Lady Chronicles Book 6)
by Helen Harper
- Price$5.99
- Reviews-
-
Brimstone Bound (The Firebrand Series Book 1)
by Helen Harper
- Price$2.99
- Rating4.5
- Reviews7,347
-
Infernal Enchantment (The Firebrand Series Book 2)
by Helen Harper
- Price$5.99
- Rating4.6
- Reviews7,172
Main categories
FAQ
How many books does Helen Harper have on Amazon?
KDPTop tracks 115 of their books; 11 made an Amazon list in the last 30 days.
Which categories does Helen Harper publish in?
Their books chart most often in Contemporary, Urban, Paranormal.
How does Helen Harper price their books?
The median price is $5.99; half of the books cost $5.99–$8.99.
Has Helen Harper 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.