KDP categories · Top KDP authors
Other Databases: Amazon KDP category data
Amazon Books Best Sellers data for Other Databases, updated Nov 3, 2026: median price $22.99, median 3 reviews, average rating 4.4 and a KDPTop opportunity score of 25/100 (highly competitive).
| Price range (middle 50%) | $15.12 – $37.19 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 14% |
| Books on the list | 99 |
| Store | Books |
What stands out
- Its median reviews are 1% of the parent category Databases & Big Data (233), one of the easier corners under it.
- Its review barrier is lower than in 94% of Books categories: the median best seller has only 3 reviews, so new books can chart with few.
- 14% of its best sellers came out in the last 90 days, more than in 80% of Books categories: readers here keep buying new titles.
Top 10 Other Databases best sellers
-
Read Write Own: Building the Next Era of the Internet
by Chris Dixon
- List rank#1
- Price$15.07
- Rating4.6
- Reviews797
-
Google Workspace Guide: Unlock Every Google App – Elevate Efficiency with Exclusive Tips, Time-Savers & Step-by-Step Screenshots for Quick Mastery [II EDITION]
by Kevin Pitch
- List rank#2
- Price$27.97
- Rating4.3
- Reviews223
-
TRACED: THE PRICE OF CONVENIENCE (Dave Simmons Investigates)
by Dave Simmons
- List rank#3
- Price$15.99
- Reviews-
-
PostgreSQL for Absolute Beginners: A Hands-On Guide to SQL, Tables, Queries, Relationships, and Building Your First Database
by Prashant Mondkar
- List rank#4
- Price$8.90
- Rating4.6
- Reviews3
-
Quickbooks Desktop Pro 2024 Manual: Beginners Guide to Master QuickBooks Desktop Pro Plus, Track Finances for Small and Medium Businesses
by Lula Jameson
- List rank#5
- Price$22.99
- Rating4.3
- Reviews189
-
APRENDA PostgreSQL: Domine o Banco de Dados Relacional Mais Poderoso do Mundo (Data Extreme Brasil) (Portuguese Edition)
by Diego Rodrigues
- List rank#6
- Price$14.90
- Rating4.1
- Reviews7
-
The Data Architect's Guide to Databricks: A Complete Guide to Designing, Securing, and Scaling the Lakehouse Platform
by Khokan Sarkar
- List rank#7
- Price$20
- Reviews-
-
Hacking the System Design Interview: Real Big Tech Interview Questions and In-depth Solutions
by Stanley Chiang
- List rank#8
- Price$26.99
- Rating4.4
- Reviews218
-
The Fitness Professionals Guide to ChatGPT
by Dr Ted Vickey
- List rank#9
- Price$9.99
- Rating5.0
- Reviews3
-
Artificial Intelligence in Legal Systems
by Eriona Çela
- List rank#10
- Price$44.91
- Reviews-
FAQ
Is Other Databases a good niche for Amazon KDP?
Its KDPTop opportunity score is 25/100, which makes it highly competitive. The median best seller has 3 reviews and sells for $22.99.
How many reviews do you need to rank in Other Databases?
The median best seller has 3 reviews, and 82% of them have fewer than 100.
What do Other Databases best sellers cost?
The median price is $22.99; half of the best sellers are priced between $15.12 and $37.19.
Can new books break into Other Databases?
14% 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.