KDP categories · Top KDP authors
Lyudmil Tsvetkov: Amazon KDP author data
Lyudmil Tsvetkov has 87 books on Amazon, 87 of them on a best-seller list in the last 30 days (best rank #2), mostly in Checkers, Board Games, Chess.
87Books on Amazon
87Listed in 30 days
4.3Average rating
| Median price | $0.99 |
|---|---|
| Price range (middle 50%) | $0.99 – $3.99 |
| Median reviews | 3 |
| Total reviews | 420 |
| New books (30 days) | 9 |
| Breakout books (30 days) | 2 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $0.99, 67% below the median of their main category, Checkers.
- 9 new books in the last 30 days, 2 of them broke into a Best Sellers list.
Lyudmil Tsvetkov's best-ranked books
-
Dutch Defence for Buffs (Chess Openings for Buffs)
by Lyudmil Tsvetkov
- Price$2.99
- Rating3.5
- Reviews2
-
King's Indian Attack Tactics (Chess Opening Tactics)
by Lyudmil Tsvetkov
- Price$2.99
- Rating4.6
- Reviews5
-
Pawn Play: Kasparov
by Lyudmil Tsvetkov
- Price$0.99
- Rating4.2
- Reviews3
-
Endgame Tactics: Nimzowitsch
by Lyudmil Tsvetkov
- Price$0.99
- Reviews-
-
-
Endgame Tactics: Karpov
by Lyudmil Tsvetkov
- Price$0.99
- Rating5.0
- Reviews2
-
-
Chess Play: 1500 Positions
by Lyudmil Tsvetkov
- Price$4.99
- Rating3.5
- Reviews2
-
King's Indian Defence Tactics (Chess Opening Tactics)
by Lyudmil Tsvetkov
- Price$2.99
- Rating3.9
- Reviews5
-
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.