| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| top hepa air purifiers 2018 | 0.78 | 0.1 | 7434 | 24 |
| top hepa air purifiers 2022 | 1.89 | 1 | 6185 | 48 |
| best rated hepa air purifiers | 0.14 | 0.6 | 2588 | 54 |
| best hepa air purifiers | 0.97 | 1 | 9812 | 68 |
| best hepa air purifiers 2020 | 1.63 | 0.8 | 3347 | 73 |
| highest rated hepa air purifier | 1.68 | 0.9 | 96 | 79 |
| best hepa air purifier brand | 1.96 | 0.3 | 891 | 7 |
| best air hepa purifier | 1.41 | 0.4 | 6200 | 28 |
| top rated hepa air purifiers | 1.13 | 0.8 | 5838 | 31 |
| top hepa air purifiers | 0.71 | 0.9 | 7158 | 45 |
| best hepa air purifiers 2023 | 1.06 | 0.8 | 5521 | 84 |
| best hepa air purifier 2015 | 0.3 | 0.2 | 3388 | 36 |
| best hepa air purifier 2016 | 0.99 | 1 | 3204 | 93 |
| top 10 hepa air purifier | 0.25 | 0.5 | 9484 | 92 |
| best hepa air purifier 2018 | 1.29 | 0.2 | 4126 | 52 |
| hepa air purifier reviews 2016 | 0.73 | 0.4 | 8234 | 27 |
| best hepa air purifier for allergies 2021 | 1.9 | 0.1 | 7933 | 94 |
| hepa air purifier reviews 2015 | 0.45 | 0.9 | 8820 | 69 |
| consumer reports best hepa air purifier | 1.58 | 1 | 4298 | 88 |
