| Price from | $5/mo | $9/mo |
| Free plan | Yes | — |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| API | Yes | — |
| Plans published | 12 | 1 |
| Spec score · Uptime Monitoring Software | 8.8 (#5) | 6.7 (#48) |
| Spec score · Website Monitoring Software | 8.8 (#6) | 6.7 (#55) |
| Spec score · Uptime monitoring services | 8.7 (#9) | 7.2 (#37) |
| Alert channels | email,SMS,webhook | Email,SMS,mobile app push notifications,voice call,third-party integrations,webhooks |
| Check interval | 1 minute | 1 minute |
| Founded | 2005 | 2013 |
| Headquarters | Austin, Texas, United States | Longboat Key, Florida, United States |
| Keyword monitoring | The API description says monitors can alert when a keyword appears or disappears on a page. | Yes |
| Server monitoring | Yes | Yes |
| SSL expiry alerts | Yes | Yes |
| Paid from | 5 | 9 |
