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ACT (American College Tests) (College & University, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for ACT (American College Tests) (College & University, Kindle eBooks), updated Nov 2, 2026: median price $9.99, median 17 reviews, average rating 4.4 and a KDPTop opportunity score of 22/100 (highly competitive).
| Price range (middle 50%) | $5.99 – $12.99 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 16% |
| Books on the list | 98 |
| Store | Kindle eBooks |
What stands out
- 16% of its best sellers came out in the last 90 days, more than in 81% of Kindle eBooks categories: readers here keep buying new titles.
- Its review barrier is lower than in 75% of Kindle eBooks categories: the median best seller has only 17 reviews, so new books can chart with few.
Top 10 ACT (American College Tests) best sellers
-
The Official ACT Prep Guide 2026-2027: Book + Online
by ACT
- List rank#1
- Price$24
- Rating4.6
- Reviews174
-
Enhanced ACT Prep 2026-2027: 37 Full-Length Tests, Live On-Screen Simulator, 4,800+ Questions & Every Answer Explained with a Diagnostic, Skill Drills, Study Plans, and Traps to Watch for
by Northvale Prep
- List rank#2
- Price$0.99
- Rating4.7
- Reviews21
-
Enhanced ACT Prep Simplified 2026–2027: 7,000+ Practice Questions, Every Answer Explained, Full-Length Exam Tests, a Diagnostic, and Built-In Score Tracking - The ACT A-to-Z Guide
by Milestone Prep
- List rank#3
- Price$0.99
- Rating4.7
- Reviews50
-
Prep Expert Digital SAT Playbook: Winning Strategies to Achieve Your Dream Score
by Shaan Patel
- List rank#4
- Price$9.99
- Rating4.3
- Reviews281
-
Vocabulary Pictured+: SAT & GRE Words
by Sudhir Shirwadkar
- List rank#5
- Price$0
- Rating4.4
- Reviews226
-
Math on the Fly! ACT Math for the Enhanced ACT: Complete Step-By-Step Guide with 1,200+ Practice Problems and Solutions
by Nathaniel Brown
- List rank#6
- Price$9.99
- Reviews-
-
Princeton Review PSAT 8/9 Prep, 2nd Edition: 2 Practice Tests + Content Review + Strategies for the Digital PSAT 8/9 (College Test Preparation)
- List rank#7
- Price$9.99
- Rating4.6
- Reviews168
-
How to Win at College: Surprising Secrets for Success from the Country's Top Students
by Cal Newport
- List rank#8
- Price$9.99
- Rating4.6
- Reviews829
-
ACT English Guide: The Ultimate ACT Guide to Master the New Enhanced English Section and Unlock Your Dream Score
- List rank#9
- Price$0
- Rating4.8
- Reviews60
-
The Smart ACT Prep Book: Hit Your Highest ACT Score with Less Stress | The First ACT Prep System with AI Adaptive Learning + 5,700 Online Practice Questions + Real-Time Feedback to Improve Faster
by Simon Evans
- List rank#10
- Price$1
- Rating4.9
- Reviews32
FAQ
Is ACT (American College Tests) a good niche for Amazon KDP?
Its KDPTop opportunity score is 22/100, which makes it highly competitive. The median best seller has 17 reviews and sells for $9.99.
How many reviews do you need to rank in ACT (American College Tests)?
The median best seller has 17 reviews, and 79% of them have fewer than 100.
What do ACT (American College Tests) best sellers cost?
The median price is $9.99; half of the best sellers are priced between $5.99 and $12.99.
Can new books break into ACT (American College Tests)?
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.