| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| free zombie defense game | 0.1 | 0.1 | 2191 | 76 | 24 |
| free | 1.68 | 0.7 | 2991 | 84 | 4 |
| zombie | 0.95 | 0.6 | 552 | 27 | 6 |
| defense | 0.05 | 1 | 1747 | 50 | 7 |
| game | 0.2 | 0.9 | 787 | 68 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| free zombie defense game | 0.86 | 0.9 | 5515 | 63 |
| zombie defense games free | 0.9 | 1 | 933 | 61 |
| zombie tower defense games free | 0.19 | 0.3 | 6129 | 3 |
| old free online zombie defense games | 0.9 | 0.7 | 5544 | 95 |
| play free online zombie tower defense games | 0.63 | 0.1 | 7592 | 86 |
| zombie defense games online free | 0.8 | 0.4 | 6287 | 25 |
| zombie defense games mobile | 0.39 | 0.8 | 571 | 78 |
| zombie defense flash games | 1.62 | 1 | 5601 | 18 |
| zombie survival defense games | 1.12 | 1 | 9055 | 7 |
| zombie base defense games | 0.77 | 0.2 | 2402 | 38 |
| zombie defense survival game | 1.29 | 0.6 | 2835 | 78 |
| zombie defense game from gamefudge.com | 1.56 | 0.6 | 6378 | 82 |
| flash game zombie defense | 0.02 | 0.2 | 7177 | 47 |
