Observability & APM
Best Datadog Alternatives & Open-Source Competitors in 1970
Datadog is priced as per host + ingested gb + retained spans, starting at $15/host/mo + heavy add-ons. Here is the closest alternative, with its pricing, self-hosting effort and trade-offs.
Why teams move away from Datadog
- Notorious for massive unexpected month-end billing surprises
- Complex pricing matrix (custom metrics, APM spans, and log ingestion billed separately)
- Proprietary agent ecosystem
Datadog alternatives at a glance
| Tool | Licence | Starting price | Self-hosting | Stars |
|---|---|---|---|---|
| Datadog | Proprietary | $15/host/mo + heavy add-ons | Not available | N/A |
| SigNoz | Open SourceSelf-Hostable | $0 (Self-Hosted) or $199/mo (Cloud) | Medium (Docker Compose with ClickHouse) | 19k |
The alternatives in detail
SigNoz
Open-Source Free / Cloud Usage-based
Open SourceSelf-Hostable
- Starting price
- $0 (Self-Hosted) or $199/mo (Cloud)
- Free tier
- Unlimited self-hosted; Cloud free tier includes 30GB logs/traces
- Self-hosting
- Medium (Docker Compose with ClickHouse)
Pros
- Built natively on OpenTelemetry (OTel) standards
- Powered by ClickHouse for ultra-fast columnar log and trace queries
- Typical 60-80% cost savings compared to Datadog bills
Cons
- Requires maintaining ClickHouse cluster if running large self-hosted scales
- Fewer legacy on-premise application integrations compared to Datadog
- Metric and dashboard depth still trails Datadog for very large multi-team setups
Datadog alternatives: FAQ
Why do teams look for Datadog alternatives?
The most common reasons are: notorious for massive unexpected month-end billing surprises; complex pricing matrix (custom metrics, APM spans, and log ingestion billed separately); proprietary agent ecosystem.
What is the best open-source alternative to Datadog?
SigNoz is the most-starred open-source option in this directory (19k GitHub stars). Built natively on OpenTelemetry (OTel) standards.
Can I self-host a Datadog alternative?
SigNoz: Medium (Docker Compose with ClickHouse).
Is there a free alternative to Datadog?
SigNoz: Unlimited self-hosted; Cloud free tier includes 30GB logs/traces.