Head-to-Head Comparison · Alternative to Splunk · 📟 monitoring
Splunk vs SigNoz
Comprehensive monitoring and troubleshooting solution for microservices architectures, offering metrics, traces, and logs in a single pane. Here is how SigNoz ($0/mo open source) stacks up against Splunk ($35/mo) across cost, hosting, data privacy, and real-world trade-offs.
SigNoz is a verified Open Source-licensed open-source replacement for Splunk. Switching from Splunk ($35/mo) saves $420/yr per solo seat, or $2,100/yr for a 5-person team. Deployment: Runs on Self-host.
The catch: Requires self-hosting setup, updates, and server maintenance compared to managed Splunk.
Splunk vs SigNoz Specifications
facts verified 2026-11-07
| Dimension | Splunk (Paid) | SigNoz (Replacement) |
|---|---|---|
| Monthly Price | $35 / mo | $0 / mo |
| 1-Year Cost (1 seat) | $420 / yr | $0 / yr (Save $420) |
| 1-Year Cost (5 seats) | $2,100 / yr | $0 / yr (Save $2,100) |
| 1-Year Cost (10 seats) | $4,200 / yr | $0 / yr (Save $4,200) |
| Source & License | Proprietary SaaS | open source Open Source |
| Where It Runs | Vendor Cloud | Self-host (your server) |
| Platforms | Web / Cloud | webself-hosteddocker to self-host |
| GitHub Stars | — | ★ 32.5k (active nov 2026) |
Deep Dive: Switching from Splunk to SigNoz
Trade-offs, installation & data architecture
What you trade away
Requires self-hosting setup, updates, and server maintenance compared to managed Splunk.
How to deploy SigNoz
Clone https://github.com/signoz/signoz or deploy with Docker Compose
What it takes to run
Deploy via Docker or binary release from GitHub and configure environment variables.
Where your data lives
All application data and configuration live on your own server or local database.
Why fork SigNoz instead of vibe-coding a Splunk clone?
Instead of paying recurring SaaS fees for Splunk or rebuilding it from scratch, deploy one of the 22 battle-tested open-source alternatives like Apache Superset.
Splunk vs SigNoz FAQ
Is SigNoz a good free alternative to Splunk?+
Yes. SigNoz is a verified open-source (Open Source) replacement for Splunk. Comprehensive monitoring and troubleshooting solution for microservices architectures, offering metrics, traces, and logs in a single pane.
What is the catch when switching from Splunk to SigNoz?+
Requires self-hosting setup, updates, and server maintenance compared to managed Splunk.
How much do you save switching from Splunk to SigNoz?+
Splunk costs $35/mo ($420/yr) per seat, whereas SigNoz is $0/mo. Switching saves $420/yr for a solo user, $2,100/yr for a 5-person team, and $4,200/yr for a 10-person team.
How do I install or self-host SigNoz instead of Splunk?+
Install: Clone https://github.com/signoz/signoz or deploy with Docker Compose. Setup: Deploy via Docker or binary release from GitHub and configure environment variables.
