UptimeRobot vs SigNoz
A detailed comparison to help you choose between UptimeRobot and SigNoz.
UptimeRobot Website uptime monitoring with instant alerts | SigNoz Open source Datadog alternative — self-hostable | |
|---|---|---|
| Overview | ||
| Rating | 4.3 (110 reviews) | 4.8 (329 reviews)✓ |
| Pricing model | freemium | freemium |
| Starting price | Free tier available | Free tier available |
| Best for | Small businesses and developers who need reliable uptime monitoring without complex setup or high costs. | Engineering teams who want a full observability stack they self-host to avoid Datadog pricing |
| Specifications (entry plan) | ||
| CPU cores | 0 vCPU | — |
| RAM | 0 GB | — |
| Storage | 0 GB | — |
| Bandwidth | 0 TB/mo | — |
| SLA uptime | 99.9% | — |
| Data-center count | 5 | — |
| Features | ||
| IPv6 | ||
| DDoS protection | ||
| Automated backups | ||
| Snapshots | ||
| Managed option | ||
| Bare metal | ||
| GPU available | ||
| S3-compatible | ||
| Hourly billing | ||
| Free tier | ✓ | |
| Data-center locations | ||
| Regions | Global | — |
| Tags | ||
| Tags | free tierapi access | free tieropen sourceself hostableapi access |
| Visit UptimeRobot → | Visit SigNoz → | |
UptimeRobot
Pros
- + Monitor up to 50 sites free with 5-minute intervals
- + Receive alerts across email, SMS, Slack, Discord, and webhooks
- + Generate public status pages to keep customers informed
- + Track historical uptime data and SLA compliance
Cons
- - Free plan limited to basic HTTP/HTTPS monitoring
- - Minimum 5-minute check interval on free tier
- - Limited customization on status page appearance in lower tiers
SigNoz
Pros
- + Full-stack: metrics + traces + logs
- + Self-hostable — no vendor lock-in
- + ClickHouse backend for high performance
Cons
- - Self-hosting requires operational knowledge
- - Less polished than Datadog
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