KDP categories · Top KDP authors
Matrices (Mathematics, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Matrices (Mathematics, Kindle eBooks), updated Nov 2, 2026: median price $9.99, median 4 reviews, average rating 4.4 and a KDPTop opportunity score of 27/100 (highly competitive).
| Price range (middle 50%) | $6.00 – $43.73 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 10% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 1% of the parent category Mathematics (286), one of the easier corners under it.
- Its review barrier is lower than in 90% of Kindle eBooks categories: the median best seller has only 4 reviews, so new books can chart with few.
- Prices spread wide: the middle half runs from $6.00 to $43.73, so budget editions and premium or boxed sets sell side by side.
Top 10 Matrices best sellers
-
Big Math: The Hidden Codes That Run Our World
- List rank#1
- Price$15.99
- Reviews-
-
Linear Algebra: Theory, Intuition, Code
by Mike X Cohen
- List rank#2
- Price$9.99
- Rating4.7
- Reviews266
-
Linear Algebra Problems & Solutions
by Kathryn Paulk
- List rank#3
- Price$12
- Reviews-
-
Linear Algebra: vector spaces, matrices and applications
- List rank#4
- Price$9.99
- Reviews-
-
Matrix Analysis
by Roger A. Horn
- List rank#5
- Price$38
- Rating4.4
- Reviews105
-
The Math of Neural Networks
by Michael Taylor
- List rank#6
- Price$1.99
- Rating4.1
- Reviews245
-
Special Relativity and Classical Field Theory: The Theoretical Minimum
- List rank#7
- Price$15.99
- Rating4.7
- Reviews1,253
-
Linear Algebra for Engineers: Theory, Computation, and Applications (Engineering Math Series Book 7)
by Allen Chung
- List rank#8
- Price$12.99
- Reviews-
-
Algebra II For Dummies
- List rank#9
- Price$15
- Rating4.5
- Reviews1,020
-
Linear Algebra: An Easy Way to Learn Key Concepts
by Alexandr Draganov
- List rank#10
- Price$9.80
- Rating4.8
- Reviews10
Same niche in Books: Matrices
FAQ
Is Matrices a good niche for Amazon KDP?
Its KDPTop opportunity score is 27/100, which makes it highly competitive. The median best seller has 4 reviews and sells for $9.99.
How many reviews do you need to rank in Matrices?
The median best seller has 4 reviews, and 89% of them have fewer than 100.
What do Matrices best sellers cost?
The median price is $9.99; half of the best sellers are priced between $6.00 and $43.73.
Can new books break into Matrices?
10% of the current best sellers were released in the last 90 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.