KDP categories · Top KDP authors
Extra26: Amazon KDP author data
Extra26 has 15 books on Amazon, 11 of them on a best-seller list in the last 30 days (best rank #1), mostly in Mage, Military, GameLit & LitRPG.
15Books on Amazon
11Listed in 30 days
4.5Average rating
| Median price | $4.99 |
|---|---|
| Price range (middle 50%) | $4.49 – $5.99 |
| Median reviews | 465 |
| Total reviews | 8,777 |
| New books (30 days) | 6 |
| Breakout books (30 days) | 4 |
What stands out
- 73% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- 6 new books in the last 30 days, 4 of them broke into a Best Sellers list.
Extra26's best-ranked books
-
Monarch: A LitRPG Progression Epic
by Extra26
- Price$3.99
- Rating4.7
- Reviews64
- Published2026-10
-
Monarch 2: A LitRPG Progression Epic
by Extra26
- Price$4.99
- Reviews-
-
Monarch: A LitRPG Progression Epic
by Extra26
- Price$18
- Rating4.4
- Reviews5
-
Monarch: A LitRPG Progression Epic
by Extra26
- Price$30.27
- Rating4.0
- Reviews4
-
Magus Reborn: A Progression Fantasy Adventure
by Extra26
- Price$3.99
- Rating4.5
- Reviews2,668
-
Magus Reborn 2: A Progression Fantasy Adventure
by Extra26
- Price$4.99
- Rating4.6
- Reviews1,793
-
Magus Reborn 5: A Progression Fantasy Adventure
by Extra26
- Price$5.99
- Rating4.5
- Reviews465
-
Magus Reborn 3: A Progression Fantasy Adventure
by Extra26
- Price$4.99
- Rating4.6
- Reviews1,180
-
Magus Reborn 4: A Progression Fantasy Adventure
by Extra26
- Price$5.99
- Rating4.8
- Reviews925
-
Seth the Abyssal Assassin Book 1: An Isekai LitRPG Adventure
by Extra26
- Price$4.99
- Rating4.3
- Reviews855
Main categories
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.