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Apache SkyWalking vs SigNoz: catalog facts
Apache SkyWalking	SigNoz
Free Free and open source. Hosting, hardware and any external services are separate.	Freemium Open-source self-hosted edition is free; SigNoz also offers a paid cloud version.
Self-hosted	Self-hosted
Provides application-performance views Supports instrumented cloud-native systems	Combines APM, logs, traces and metrics in one open source platform Built on open standards like OpenTelemetry rather than a proprietary agent
Requires deploying collectors and configuring supported instrumentation.	Running your own ClickHouse-backed stack adds operational overhead versus a hosted SaaS Feature parity with mature commercial APM tools is still catching up
Self-hosted	Self-hosted, Downloadable app
Open source	Open source
License: Apache-2.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.