KDP categories · Top KDP authors
J Hopkin: Amazon KDP author data
As of Nov 6, 2026, J Hopkin has 4 books on Amazon, 4 of them on a best-seller list in the last 30 days (best rank #4), mostly in Specialties, Budgetary & Cost, Financial Aid.
| Median price | $2.99 |
|---|---|
| Price range (middle 50%) | $2.49 – $3.99 |
| Median reviews | 46 |
| Total reviews | 148 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $2.99, 80% below the median of their main category, Specialties.
J Hopkin's best-ranked books
-
Live Simple, Rich, and Free: Character, Money, and Independence: A Personal Finance Story
by J Hopkin
- Price$2.99
- Rating4.6
- Reviews54
- Published2026-04
-
Live Simple, Rich, and Free: Character, Money, and Independence: A Personal Finance Story
by J Hopkin
- Price$6.99
- Rating4.6
- Reviews50
-
Leveling Up: What Your Parents (or school) Never Taught You About Living Financially Well
by J Hopkin
- Price$2.99
- Rating4.4
- Reviews41
-
Advanced options: The Art of Options Speculation (Advanced Investing Book 2)
by J Hopkin
- Price$0.99
- Rating4.3
- Reviews3
Main categories
FAQ
How many books does J Hopkin have on Amazon?
KDPTop tracks 4 of their books; 4 made an Amazon list in the last 30 days.
Which categories does J Hopkin publish in?
Their books chart most often in Specialties, Budgetary & Cost, Financial Aid.
How does J Hopkin price their books?
The median price is $2.99; half of the books cost $2.49–$3.99.
Has J Hopkin released new books recently?
0 new books in the last 30 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.