| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Kindle eBooks > Children's eBooks > Education & Reference > Reading & Writing > Vocabulary & Spelling | 2,929 | 251,407 | $195 | |
95% | 20% | 55% | 67% | ~ 698 |
| Kindle eBooks > Reference > Words, Language & Grammar > Spelling | 50,713 | 1,280,182 | $0 | |
100% | 10% | 60% | 83% | ~ 289 |
| Kindle eBooks > Reference > Words, Language & Grammar > Spelling & Vocabulary | 34,380 | 2,378,781 | $175 | |
100% | 10% | 30% | 33% | ~ 2,000 |
You are limited to 3 queries per day.
Try unlimited access for $7.99