KDP categories · Top KDP authors
Goldmark Prep: Amazon KDP author data
As of Nov 6, 2026, Goldmark Prep has 2 books on Amazon, 2 of them on a best-seller list in the last 30 days (best rank #1), mostly in High School, Test Preparation, Education & Reference.
| Median price | $12.95 |
|---|---|
| Price range (middle 50%) | $6.97 – $18.92 |
| Median reviews | 48 |
| Total reviews | 96 |
| New books (30 days) | 2 |
| Breakout books (30 days) | 1 |
What stands out
- Median price $12.95, 30% above the median of their main category, High School.
Goldmark Prep's best-ranked books
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PSAT/NMSQT Prep 2026-2027: 37 Full-Length Practice Tests, Online Simulator, Every Answer Explained, Merit Points Calculator, and Much More
by Goldmark Prep
- Price$0.99
- Rating5.0
- Reviews47
- Published2026-10
-
PSAT/NMSQT Prep 2026-2027: 37 Full-Length Practice Tests, Online Simulator, Every Answer Explained, Merit Points Calculator, and Much More
by Goldmark Prep
- Price$24.90
- Rating5.0
- Reviews48
Main categories
FAQ
How many books does Goldmark Prep have on Amazon?
KDPTop tracks 2 of their books; 2 made an Amazon list in the last 30 days.
Which categories does Goldmark Prep publish in?
Their books chart most often in High School, Test Preparation, Education & Reference.
How does Goldmark Prep price their books?
The median price is $12.95; half of the books cost $6.97–$18.92.
Has Goldmark Prep released new books recently?
2 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.