DNS Spy vs ZoneWatcher
| DNS Spy | ZoneWatcher | |
|---|---|---|
| Free plan | No | No |
| Free trial | Yes | Yes |
| Paid from | $9/mo | $1.17/mo |
| Open source | No | No |
| Platforms | api, Web | api, Web |
| Free plan | No | No |
| Resolution checks | Yes | Yes |
| Propagation checks | Yes | Yes |
| Record-change alerts | Yes | Yes |
| Nameserver health checks | Yes | Yes |
| Alert channels | email, Slack, Discord, PagerDuty, webhooks, syslog | Email, Slack, Microsoft Teams, Discord, Webhooks, GitHub Issues, Jira, HaloPSA |
| Paid from | — | 1.4 /mo |
| Check interval | — | 5 minutes |
Both are listed in Best DNS Monitoring Software. On Samsung Mobile US Press, ZoneWatcher scores higher on our published basis.