AuthorityLabs vs Zest Metrics
| AuthorityLabs | Zest Metrics | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | Yes |
| Paid from | $65/mo | $49/mo |
| Platforms | api, Web | Web |
| Free plan | No | No |
| Paid from | 65 /mo | |
| Keyword limit | 250 keywords | 150 keywords |
| Update frequency | daily | daily |
| Location tracking | global | global |
| Competitor tracking | Yes | Yes |
| Search engines | Google, Bing, Yahoo | |
| Mobile rank tracking | Yes | Yes |
| Historical ranking data | Yes | Yes |
Listed together in Best Rank Tracking Software