KDP categories · Top KDP authors
Maria Rivas: Amazon KDP author data
As of Nov 6, 2026, Maria Rivas has 3 books on Amazon, 3 of them on a best-seller list in the last 30 days, mostly in Music, Art, Music & Photography.
3Books on Amazon
3Listed in 30 days
-Average rating
| Median price | $8.99 |
|---|---|
| Price range (middle 50%) | $8.49 – $9.49 |
| Median reviews | - |
| Total reviews | 0 |
| New listings (30 days, incl. new editions) | 3 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $8.99, 25% below the median of their main category, Music.
- 3 new listings in the last 30 days (new editions included).
Maria Rivas's best-ranked books
-
Vocal warm-up guide vol 3: technique is the foundation. expression is the art (the vocalist's journey)
by Maria Rivas
- Price$9.99
- Reviews-
-
Vocal warm-up guide vol 2: you already know your voice now master it (the vocalist's journey)
by Maria Rivas
- Price$8.99
- Reviews-
-
vocal warm-up guide vol 1: to learn to sing you must first learn to vocalize (the vocalist's journey)
by Maria Rivas
- Price$7.99
- Reviews-
Main categories
FAQ
How many books does Maria Rivas have on Amazon?
KDPTop tracks 3 of their books; 3 made an Amazon list in the last 30 days.
Which categories does Maria Rivas publish in?
Their books chart most often in Music, Art, Music & Photography.
How does Maria Rivas price their books?
The median price is $8.99; half of the books cost $8.49–$9.49.
Has Maria Rivas released new books recently?
3 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.