KDP categories · Top KDP authors
E-mail (Applications & Software, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for E-mail (Applications & Software, Kindle eBooks), updated Nov 3, 2026: median price $8.99, median 6 reviews, average rating 4.2 and a KDPTop opportunity score of 23/100 (highly competitive).
| Price range (middle 50%) | $5.99 – $9.99 |
|---|---|
| Average rating | 4.2 |
| New releases (90 days) | 12% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 12% of the parent category Applications & Software (46), one of the easier corners under it.
- Its review barrier is lower than in 87% of Kindle eBooks categories: the median best seller has only 6 reviews, so new books can chart with few.
Top 10 E-mail best sellers
-
The AI Workshop: The Complete Beginner's Guide to AI: Your A-Z Guide to Mastering Artificial Intelligence for Life, Work, and Business—No Coding Required (THE AI WORKSHOP by Milo Foster Book 1)
by Milo Foster
- List rank#1
- Price$7.99
- Rating4.3
- Reviews549
-
Mastering Microsoft 365 Copilot in Outlook: Stop Typing, Start Directing: Reclaim 2 Hours a Day with AI-Driven Email Triage (Microsoft 365 Copilot Mastery Series Book 4)
- List rank#2
- Price$6.99
- Rating4.6
- Reviews3
-
How to Make Money with Substack: Unlock the Power of Subscription Newsletters
by Karen Cherry
- List rank#3
- Price$9.99
- Rating4.3
- Reviews46
-
28-Day Substack Growth Challenge
by Jamie Northrup
- List rank#4
- Price$7.99
- Rating4.8
- Reviews12
-
Office Made Easy: Increase Your Productivity (Productivity Apps Made Easy Book 1)
- List rank#5
- Price$8.99
- Rating4.2
- Reviews57
-
Self-Publishing and Email Marketing: How to Create and Optimize a Reader Newsletter to Find New Fans, Gather More Reviews, and Sell More Books
by Bryan Cohen
- List rank#6
- Price$3.99
- Rating4.7
- Reviews62
-
Proton Mail: The Definitive Guide: An unofficial, independent guide (The Privacy Diet)
by James Patrick
- List rank#7
- Price$4.99
- Reviews-
-
Effective Emails: The Secret to Straightforward Communication at Work (Business Communication Skills Books Book 2)
by Chris Fenning
- List rank#8
- Price$5.99
- Rating4.1
- Reviews130
-
Windows 11 for Seniors: A Simple, Step-by-Step Guide to Using Your Computer with Confidence — No Tech Experience Required (Tech for Seniors Book 1)
by Alan Foster
- List rank#9
- Price$9.99
- Reviews-
-
Google Apps Made Easy: Learn to work in the cloud (Productivity Apps Made Easy Book 3)
- List rank#10
- Price$9.99
- Rating4.2
- Reviews205
Same niche in Books: E-mail
FAQ
Is E-mail a good niche for Amazon KDP?
Its KDPTop opportunity score is 23/100, which makes it highly competitive. The median best seller has 6 reviews and sells for $8.99.
How many reviews do you need to rank in E-mail?
The median best seller has 6 reviews, and 88% of them have fewer than 100.
What do E-mail best sellers cost?
The median price is $8.99; half of the best sellers are priced between $5.99 and $9.99.
Can new books break into E-mail?
12% 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.