KDP categories · Top KDP authors
J Martin: Amazon KDP author data
As of Nov 6, 2026, J Martin has 21 books on Amazon, 19 of them on a best-seller list in the last 30 days (best rank #1), mostly in Children & Teens, Youth Ministry, Indigenous Peoples.
| Median price | $0.99 |
|---|---|
| Price range (middle 50%) | $0.99 – $2.99 |
| Median reviews | 346 |
| Total reviews | 13,945 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 90% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $0.99, 88% below the median of their main category, Children & Teens.
J Martin's best-ranked books
-
Trust God's Plan: Finding faith in difficult times
by J Martin
- Price$2.99
- Rating4.7
- Reviews1,434
-
The Power of Surrender: Let God take control
by J Martin
- Price$2.99
- Rating4.7
- Reviews1,775
-
The Power Of Choice: Choose Faith Not Fear
by J Martin
- Price$0.99
- Rating4.7
- Reviews461
-
PRAY: What most people never learn about prayer
by J Martin
- Price$0.99
- Rating4.7
- Reviews1,669
-
Power of Letting Go: Break free from the past and future and learn to let God take control
by J Martin
- Price$0.99
- Rating4.5
- Reviews1,107
-
Gods Perfect Timing: Surrender, trust in him. Leave your stressful life behind.
by J Martin
- Price$1.99
- Rating4.7
- Reviews3,139
-
How To Feel God’s Love And Be Happy: Strengthen Your Relationships, Your Faith, and Your Health - Gain the power to improve your life
by J Martin
- Price$0.99
- Rating4.6
- Reviews281
-
The Cherokee Supreme Court: 1823–1835
by J Martin
- Price$39
- Reviews-
-
The Power to Change Your Life: Feel better today, and leave the past behind
by J Martin
- Price$2.99
- Rating4.8
- Reviews274
-
Be Without Worry Every Day: Transforming Fear into Faith With Divine Wisdom
by J Martin
- Price$0.99
- Rating4.6
- Reviews67
Main categories
FAQ
How many books does J Martin have on Amazon?
KDPTop tracks 21 of their books; 19 made an Amazon list in the last 30 days.
Which categories does J Martin publish in?
Their books chart most often in Children & Teens, Youth Ministry, Indigenous Peoples.
How does J Martin price their books?
The median price is $0.99; half of the books cost $0.99–$2.99.
Has J Martin 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.