KDP categories · Top KDP authors
Safety & Health (Technology, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Safety & Health (Technology, Kindle eBooks), updated Nov 2, 2026: median price $12.99, median 21 reviews, average rating 4.5 and a KDPTop opportunity score of 29/100 (highly competitive).
| Price range (middle 50%) | $8.99 – $41.70 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 11% |
| Books on the list | 99 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 4% of the parent category Technology (588), one of the easier corners under it.
- At $12.99 its median price beats 96% of Kindle eBooks categories, leaving more margin per copy.
- Its review barrier is lower than in 71% of Kindle eBooks categories: the median best seller has only 21 reviews, so new books can chart with few.
Top 10 Safety & Health best sellers
-
The Radium Girls: The Dark Story of America's Shining Women (Bestselling Historical Nonfiction Gift for Men and Women)
by Kate Moore
- List rank#1
- Price$9.17
- Rating4.6
- Reviews24,726
-
The Practical Prepper’s Survival Bible: Your Complete Guide To Crisis Preparation With 100+ No Grid Survival Projects, Homesteading, Canning, Off Grid Living, Medicine, Water Filtration & More
by Cole Barrett
- List rank#2
- Price$2.99
- Rating4.6
- Reviews602
-
Hacked: The Day Your Medical Centre Goes Dark: The Real Cost of Ignoring Cybersecurity in Your Medical Practice
by Muhammad Omair Ziaee
- List rank#3
- Price$0.99
- Rating5.0
- Reviews1
-
THE PREPPER'S SURVIVAL BIBLE: Sustainable Off-Grid Life-Saving Strategies to Prepare for Any Emergency Disaster Scenario With Food Stockpiling, Canning, Water Filtration and Home Defense Pro Tips
by Sam Madigan
- List rank#4
- Price$9.99
- Rating4.7
- Reviews86
-
The Invisible Rainbow: A History of Electricity and Life
by Arthur Firstenberg
- List rank#5
- Price$18.99
- Rating4.8
- Reviews2,835
-
OSHA 511 Study Guide 2026–2027: Exam Review with Personalized Study Plan, 1000+ Practice Questions, 10 Full-Length Exams, Detailed Answers, and Real-World Hazard Recognition Practice
by Greenstone Academy
- List rank#6
- Price$9.99
- Rating5.0
- Reviews3
-
Inviting Disaster: Lessons From the Edge of Technology: An Inside Look at Catastrophes and Why They Happen
by James R. Chiles
- List rank#7
- Price$11.58
- Rating4.4
- Reviews246
-
EMF Book: Radiation Nation - Complete Guide to EMF Protection & 5G Safety: Proven Health Risks of Electromagnetic Radiation (EMF) from Cell Phones, WiFi, 5G & How to Protect Yourself & Family
by Daniel DeBaun
- List rank#8
- Price$0.99
- Rating4.6
- Reviews964
-
The Ultimate CSP Test Prep Guide 2026 - 2027: A Professional-Grade CSP Exam Preparation Resource Featuring 460+ Questions, 9 Practice Exams Including a Full 200-Question CSP Simulation
by Ethan Marshall
- List rank#9
- Price$3.99
- Rating3.9
- Reviews6
-
El Respondedor HAZMAT: Competencias, juicio técnico y desempeño profesional en emergencias con materiales peligrosos (Spanish Edition)
by Raúl Espinoza González
- List rank#10
- Price$19.99
- Rating5.0
- Reviews2
Same niche in Books: Safety & Health
FAQ
Is Safety & Health a good niche for Amazon KDP?
Its KDPTop opportunity score is 29/100, which makes it highly competitive. The median best seller has 21 reviews and sells for $12.99.
How many reviews do you need to rank in Safety & Health?
The median best seller has 21 reviews, and 75% of them have fewer than 100.
What do Safety & Health best sellers cost?
The median price is $12.99; half of the best sellers are priced between $8.99 and $41.70.
Can new books break into Safety & Health?
11% 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.