KDP categories · Top KDP authors
Operating Systems (Computers & Technology, Books): Amazon KDP category data
Amazon Books Best Sellers data for Operating Systems (Computers & Technology, Books), updated Nov 2, 2026: median price $23.97, median 114 reviews, average rating 4.5 and a KDPTop opportunity score of 34/100 (highly competitive).
| Price range (middle 50%) | $17.48 – $33.36 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 16% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 4% of the parent category Computers & Technology (2,546), one of the easier corners under it.
- 16% of its best sellers came out in the last 90 days, more than in 83% of Books categories: readers here keep buying new titles.
- At $23.97 its median price beats 82% of Books categories, leaving more margin per copy.
Top 10 Operating Systems best sellers
-
West with Giraffes: A Novel
by Lynda Rutledge
- List rank#1
- Price$13.93
- Rating4.6
- Reviews118,663
-
The Linux Command Line, 3rd Edition: A Complete Introduction
by William Shotts
- List rank#2
- Price$27.94
- Rating4.8
- Reviews71
-
Windows 11 For Dummies, 2nd Edition
by Alan Simpson
- List rank#3
- Price$11.40
- Rating4.4
- Reviews716
-
Windows 11 For Seniors: A Step-by-Step Visual Guide for Beginners in Large Print with Clear Screenshots. Handle Everyday Computer Tasks, Stay Safe Online, and Use Your Computer with Confidence.
by Adam Beckett
- List rank#4
- Price$21.99
- Rating4.8
- Reviews26
-
Linux Basics for Hackers, 2nd Edition: Getting Started with Networking, Scripting, and Security in Kali
by OccupyTheWeb
- List rank#5
- Price$20.07
- Rating4.8
- Reviews297
-
How to Install a Kindle on Your Device: A simple step to installing a Kindle app in few minutes (for iOS, Android, Mac, and PC)
by Zhuzh Tech
- List rank#6
- Price$2.99
- Rating3.2
- Reviews105
-
macOS Reference & Cheat Sheet: The unofficial cheat sheet for macOS on iMacs, MacBooks, and Mac computers (English Edition)
by i30 Media
- List rank#7
- Price$7.99
- Rating4.4
- Reviews606
-
CompTIA Linux+ Study Guide: Exam XK0-006 (Sybex Study Guide)
by Richard Blum
- List rank#8
- Price$34.22
- Rating4.7
- Reviews30
-
Linux: QuickStudy Laminated Reference Guide (Quick Study Computer)
by John Hales
- List rank#9
- Price$6.95
- Rating4.7
- Reviews1,367
-
Linux for Beginners: The Complete Survival Guide to Commands, Terminal, and System Administration
by Zayen Kairo
- List rank#10
- Price$0.99
- Rating4.8
- Reviews52
Subcategories
Same niche in Kindle eBooks: Operating Systems
FAQ
Is Operating Systems a good niche for Amazon KDP?
Its KDPTop opportunity score is 34/100, which makes it highly competitive. The median best seller has 114 reviews and sells for $23.97.
How many reviews do you need to rank in Operating Systems?
The median best seller has 114 reviews, and 48% of them have fewer than 100.
What do Operating Systems best sellers cost?
The median price is $23.97; half of the best sellers are priced between $17.48 and $33.36.
Can new books break into Operating Systems?
16% 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.