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Datadog vs SigNoz
Datadog vs SigNoz
A side-by-side look at Datadog (the paid SaaS) and SigNoz (the open source alternative). Use this page to decide if the switch fits your team and workflow.
| Datadog | SigNoz | |
|---|---|---|
| Tagline | Infrastructure and application monitoring. | Open source Datadog alternative — metrics, traces and logs in one. |
| License | Proprietary SaaS | Apache-2.0 (community) / commercial (cloud) |
| Pricing | From $15/host/month (Infrastructure). | Free to self-host · optional paid hosted plan |
| Self-host option | No | Yes — difficulty 3/5 |
| Hosted cloud available | Yes (only option) | Yes |
| Desktop apps | Varies by product | Web only |
| Mobile apps | Official apps typically available | None official |
Ad slot — between tables
Best for
Unified metrics, traces and logs with an OpenTelemetry-native stack.
SigNoz strengths
- Unified metrics + traces + logs UI.
- OpenTelemetry native.
- Modern UI closer to Datadog.
SigNoz weaknesses
- Heavy resource requirements for full stack.
- Cloud tier pricing is newer.
- Smaller plugin ecosystem than Prometheus.
What's the catch with Datadog?
- Notoriously expensive once volume grows.
- Bills can spike unexpectedly.
- Vendor lock-in with proprietary agents.
Still unsure?
Check the full list of alternatives to Datadog: see Datadog alternatives, or learn more about SigNoz on its project page.