KDP categories · Top KDP authors
Professional (Graduate & Professional, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Professional (Graduate & Professional, Kindle eBooks), updated Nov 3, 2026: median price $9.99, median 4 reviews, average rating 4.6 and a KDPTop opportunity score of 36/100 (highly competitive).
| Price range (middle 50%) | $7.99 – $16.50 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 16% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- 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.
- Its median reviews are 44% of the parent category Graduate & Professional (9), one of the easier corners under it.
- 16% of its best sellers came out in the last 90 days, more than in 78% of Kindle eBooks categories: readers here keep buying new titles.
Top 10 Professional best sellers
-
A Guide to the Project Management Body of Knowledge (PMBOK® Guide) — Eighth Edition and The Standard for Project Management
by Project Management Institute
- List rank#1
- Price$68
- Rating4.5
- Reviews308
-
ATI Teas 7, Study Manual : 2500 Practice Questions with Detailed Rationales and Complete Reading, Math, Science, and English Preparation Guide
by Quin Becker
- List rank#2
- Price$0.99
- Rating5.0
- Reviews8
-
ServSafe Manager Full Study Guide: Ace the Exam with Flying Colors and Master Your Test Preparation with Up-to-Date Practice Test Questions, Realistic ... and Detailed Answer Explanations
by EEP Academy
- List rank#3
- Price$9.99
- Rating4.6
- Reviews115
-
Multiple Mini Interview: Winning Strategies from Admissions Faculty
by Samir Desai
- List rank#4
- Price$9.99
- Rating5.0
- Reviews4
-
Adult CCRN Exam Premium, Fourth Edition: Study Guide for the Latest Exam Blueprint, Includes 3 Practice Tests, Comprehensive Review, and Online Study Prep (Barron's Test Prep)
- List rank#5
- Price$29.99
- Rating5.0
- Reviews1
-
SIE Exam 2027/2028 For Dummies (Securities Industry Essentials Exam Prep + Practice Tests & Flashcards Online)
by Steven M. Rice
- List rank#6
- Price$19
- Rating4.3
- Reviews18
-
The Premed Playbook Guide to the Medical School Interview: Be Prepared, Perform Well, Get Accepted
by Ryan Gray
- List rank#7
- Price$10.46
- Rating4.7
- Reviews708
-
PE Civil Transportation Exam Prep: The Most Complete Study Guide with Practice Problems, Detailed Solutions, In-Depth Reviews & Full Exams to Get Ready in No Time and Pass with Confidence
by Learnova
- List rank#8
- Price$53.32
- Rating4.0
- Reviews42
-
CompTIA Security+ Get Certified Get Ahead: SY0-801 Study Guide
by Joe Shelley
- List rank#9
- Price$12.99
- Reviews-
-
Architect The Agent: the CCAR-F Certification Guide (Claude Certified Architect Exam Guides Book 1)
by Thomas De Vos
- List rank#10
- Price$9.99
- Rating5.0
- Reviews1
Same niche in Books: Professional
FAQ
Is Professional a good niche for Amazon KDP?
Its KDPTop opportunity score is 36/100, 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 Professional?
The median best seller has 4 reviews, and 86% of them have fewer than 100.
What do Professional best sellers cost?
The median price is $9.99; half of the best sellers are priced between $7.99 and $16.50.
Can new books break into Professional?
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.