| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| kindle unlimited sci fi books | 0.32 | 0.8 | 9894 | 27 |
| best sci fi books on kindle unlimited | 0.55 | 0.2 | 3013 | 41 |
| kindle unlimited free books sci fi fantasy | 1.31 | 0.4 | 1702 | 90 |
| kindle unlimited free sci fi books | 0.11 | 0.1 | 3192 | 32 |
| kindle unlimited books sci fi romance | 0.63 | 0.1 | 9395 | 40 |
| best sci-fi books on kindle unlimited 2023 | 0.83 | 1 | 8781 | 50 |
| best sci-fi books on kindle unlimited 2022 | 1.41 | 0.6 | 2841 | 75 |
| free sci fi kindle books | 1.12 | 0.5 | 4574 | 56 |
| kindle sci fi books | 1.08 | 1 | 2870 | 37 |
