# Checkly alternatives

The highest-scoring alternative to Checkly in API Monitoring is **Healthchecks.io** (83/100), against Checkly's 64/100. Ranked on independent signals, not user reviews. No vendor pays for placement.

| # | Alternative | Score | Confidence | Compare |
|--:|---|--:|---|---|
| 1 | [Healthchecks.io](https://www.vioscale.ai/software/healthchecks-io) | 83 | 51% (medium) | [Checkly vs Healthchecks.io](https://www.vioscale.ai/compare/checkly-vs-healthchecks-io) |
| 2 | [Site24x7](https://www.vioscale.ai/software/site24x7) | 73 | 52% (medium) | [Checkly vs Site24x7](https://www.vioscale.ai/compare/checkly-vs-site24x7) |
| 3 | [Gatus](https://www.vioscale.ai/software/gatus) | 63 | 52% (medium) | [Checkly vs Gatus](https://www.vioscale.ai/compare/checkly-vs-gatus) |
| 4 | [UptimeRobot](https://www.vioscale.ai/software/uptimerobot) | 62 | 76% (high) | [Checkly vs UptimeRobot](https://www.vioscale.ai/compare/checkly-vs-uptimerobot) |
| 5 | [Uptime Kuma](https://www.vioscale.ai/software/uptime-kuma) | 57 | 40% (low) | [Checkly vs Uptime Kuma](https://www.vioscale.ai/compare/checkly-vs-uptime-kuma) |
| 6 | [Pingdom](https://www.vioscale.ai/software/pingdom) | 50 | 76% (high) | [Checkly vs Pingdom](https://www.vioscale.ai/compare/checkly-vs-pingdom) |
| 7 | [Prometheus Blackbox Exporter](https://www.vioscale.ai/software/prometheus-blackbox-exporter) | 47 | 55% (medium) | [Checkly vs Prometheus Blackbox Exporter](https://www.vioscale.ai/compare/checkly-vs-prometheus-blackbox-exporter) |
| 8 | [StatusCake](https://www.vioscale.ai/software/statuscake) | 20 | 3% (low) | [Checkly vs StatusCake](https://www.vioscale.ai/compare/checkly-vs-statuscake) |
| 9 | [Datadog Synthetic Monitoring](https://www.vioscale.ai/software/datadog-synthetic-monitoring) | 11 | 19% (low) | [Checkly vs Datadog Synthetic Monitoring](https://www.vioscale.ai/compare/checkly-vs-datadog-synthetic-monitoring) |

Checkly itself ranks #3 of 10 in API Monitoring.

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*Source: Vioscale (https://www.vioscale.ai/alternatives/checkly). Generated 2026-09-01T14:22:20.297Z.*