KDP categories · Top KDP authors
Troy McMillan: Amazon KDP author data
As of Nov 6, 2026, Troy McMillan has 14 books on Amazon, 10 of them on a best-seller list in the last 30 days (best rank #4), mostly in CompTIA, Security, Certification, Training & Reference.
| Median price | $26 |
|---|---|
| Price range (middle 50%) | $18.03 – $40.49 |
| Median reviews | 61 |
| Total reviews | 1,228 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 71% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
Troy McMillan's best-ranked books
-
CompTIA Server+ Study Guide: Exam SK0-005 (Sybex Study Guide)
by Troy McMillan
- Price$36
- Rating4.6
- Reviews61
-
CompTIA A+ Complete Certification Kit: Core 1 Exam 220-1201 and Core 2 Exam 220-1202 (Sybex Study Guide)
by Troy McMillan
- Price$72.80
- Rating4.5
- Reviews48
- Published2025-08
-
CompTIA Server+ Study Guide: Exam SK0-005 (Sybex Study Guide)
by Troy McMillan
- Price$40.83
- Rating4.6
- Reviews61
-
CompTIA A+ Complete Review Guide: Core 1 Exam 220-1101 and Core 2 Exam 220-1102
by Troy McMillan
- Price$4.45
- Rating4.4
- Reviews73
- Published2022-04
-
CompTIA A+ Complete Certification Kit: Exam 220-1101 and Exam 220-1102
by Troy McMillan
- Price$90
- Rating4.7
- Reviews425
- Published2022-05
-
CompTIA A+ Complete Review Guide: Core 1 Exam 220-1201 and Core 2 Exam 220-1202 (Sybex Study Guide)
by Troy McMillan
- Price$17.59
- Rating4.3
- Reviews24
- Published2025-08
-
CompTIA A+ Complete Review Guide: Core 1 Exam 220-1201 and Core 2 Exam 220-1202 (Sybex Study Guide)
by Troy McMillan
- Price$21
- Rating4.3
- Reviews24
-
CCNA Security Study Guide: Exam 210-260
by Troy McMillan
- Price$20.44
- Rating3.8
- Reviews32
-
Cisco Networking Essentials
by Troy McMillan
- Price$18.03
- Rating4.7
- Reviews116
-
Cisco Networking Essentials
by Troy McMillan
- Price$26
- Rating4.7
- Reviews116
Main categories
FAQ
How many books does Troy McMillan have on Amazon?
KDPTop tracks 14 of their books; 10 made an Amazon list in the last 30 days.
Which categories does Troy McMillan publish in?
Their books chart most often in CompTIA, Security, Certification, Training & Reference.
How does Troy McMillan price their books?
The median price is $26; half of the books cost $18.03–$40.49.
Has Troy McMillan released new books recently?
0 new books in the last 30 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.