| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| best horror novels on kindle unlimited | 0.05 | 0.3 | 725 | 85 |
| best horror on kindle unlimited | 0.16 | 0.4 | 3650 | 8 |
| horror books on kindle unlimited | 1.06 | 0.7 | 9930 | 8 |
| free horror novels on kindle | 0.72 | 0.1 | 3123 | 78 |
| free kindle unlimited horror books | 0.83 | 0.2 | 2608 | 6 |
| best horror books on kindle | 0.65 | 0.7 | 9389 | 39 |
| best free horror books on kindle | 0.29 | 0.5 | 7482 | 97 |
| top 100 free kindle horror books | 1.27 | 0.7 | 4113 | 93 |
| free horror kindle books | 1.06 | 0.2 | 1810 | 69 |
| best horror books on kindle unlimited | 0.09 | 0.7 | 5561 | 95 |
| best horror books on kindle unlimited 2023 | 0.65 | 0.9 | 3425 | 64 |
| best horror books on kindle unlimited 2022 | 0.74 | 0.3 | 2463 | 50 |
