KDP categories · Top KDP authors
GRE (Graduate & Professional, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for GRE (Graduate & Professional, Kindle eBooks), updated Nov 2, 2026: median price $9.99, median 7 reviews, average rating 4.2 and a KDPTop opportunity score of 21/100 (highly competitive).
| Price range (middle 50%) | $4.99 – $13.99 |
|---|---|
| Average rating | 4.2 |
| New releases (90 days) | 7% |
| Books on the list | 99 |
| Store | Kindle eBooks |
What stands out
- Its review barrier is lower than in 85% of Kindle eBooks categories: the median best seller has only 7 reviews, so new books can chart with few.
- Prices spread wide: the middle half runs from $4.99 to $13.99, so budget editions and premium or boxed sets sell side by side.
Top 10 GRE best sellers
-
GRE Prep Plus, Ninth Edition (Kaplan Test Prep)
- List rank#1
- Price$19.99
- Rating4.6
- Reviews352
-
5 lb. Book of GRE Practice Problems: 1,400+ Practice Problems in Book and Online (Manhattan Prep 5 lb)
- List rank#2
- Price$29.99
- Rating4.6
- Reviews201
-
Princeton Review GRE Premium Prep, 37th Edition: 6 Practice Tests + Review & Techniques + Online Tools (Graduate School Test Preparation)
- List rank#3
- Price$12.99
- Rating4.6
- Reviews5
-
Improve SAT scores by mastering advanced math techniques.: Mastering Math: Your Ultimate Guide to Excelling in SAT, GRE, and Beyond
by Manas Kr.
- List rank#4
- Price$0.99
- Reviews-
-
GRE Prep by Magoosh
by Magoosh
- List rank#5
- Price$9.99
- Rating4.6
- Reviews1,065
-
GRE Test Prep: The Most Complete Study Guide with 10 Full-Length Practice Tests, Weekly Bonus Exams, and 200 Flashcards to Master Every Section of the New GRE Format and Achieve Your Best Score
by Vector Path Education
- List rank#6
- Price$24.90
- Rating4.4
- Reviews232
-
GRE All the Quant (Manhattan Prep GRE Prep)
- List rank#7
- Price$39.99
- Rating4.3
- Reviews21
-
Official GRE Super Power Pack, Second Edition
by Educational Testing Service
- List rank#8
- Price$57.60
- Rating4.6
- Reviews2,321
-
Official GRE Quantitative Reasoning Practice Questions, Volume 1, Second Edition
by Educational Testing Service
- List rank#9
- Price$9.99
- Rating4.4
- Reviews256
-
GRE Study Guide: The Ultimate Shortcut to Your Dream Score! Boost Confidence with Essential Strategies, Comprehensive Reviews and Full-Length Practice Tests. Master the New Format & Beat the Clock!
by Revo Prep
- List rank#10
- Price$9.99
- Rating4.8
- Reviews126
FAQ
Is GRE a good niche for Amazon KDP?
Its KDPTop opportunity score is 21/100, which makes it highly competitive. The median best seller has 7 reviews and sells for $9.99.
How many reviews do you need to rank in GRE?
The median best seller has 7 reviews, and 78% of them have fewer than 100.
What do GRE best sellers cost?
The median price is $9.99; half of the best sellers are priced between $4.99 and $13.99.
Can new books break into GRE?
7% 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.