SigNoz vs Helios(2026)
SigNoz is better for teams that need open source (mit). Helios is the stronger choice if test generation unique. SigNoz is open-source (from $0) and Helios is freemium (from $0).
Full feature breakdown, pricing details, and pros & cons below.
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SigNoz
SigNoz is an open-source observability platform that unifies distributed tracing, metrics, and logs in a single UI — built on ClickHouse for performance, compatible with OpenTelemetry.
Starting at $0
Visit SigNozHelios
Helios provides distributed tracing and testing automation for microservices — capturing real traffic flows to create automated tests and giving developers deep service-level visibility.
Starting at $0
Visit HeliosHow Do SigNoz and Helios Compare on Features?
| Feature | SigNoz | Helios |
|---|---|---|
| Pricing model | open-source | freemium |
| Starting price | $0 | $0 |
| Distributed tracing | ✓ | ✓ |
| Metrics monitoring | ✓ | — |
| Log management | ✓ | — |
| OpenTelemetry native | ✓ | — |
| ClickHouse backend | ✓ | — |
| Alerts | ✓ | — |
| Service maps | ✓ | — |
| Test generation from traffic | — | ✓ |
| Service dependency map | — | ✓ |
| OTel support | — | ✓ |
| CI/CD integration | — | ✓ |
| Slack notifications | — | ✓ |
| Free tier | — | ✓ |
SigNoz Pros and Cons vs Helios
SigNoz
Helios
Should You Use SigNoz or Helios?
Choose SigNoz if…
- •Open source (MIT)
- •Three pillars unified
- •OTel native
Choose Helios if…
- •Test generation unique
- •Developer-first
- •Free plan available