Side by side
Watchflare vs SigNoz
Both stand on container monitoring. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan LinuxMacSelf-hosted+1
Watchflare combines host monitoring, package inventory, and configurable alerts in a self-hosted system. Its free plan and user-controlled infrastructure may suit teams comfortable operating the Hub and database themselves.
Visit Watchflare
Free plan AndroidAPIiPhone+2
SigNoz brings monitoring signals, querying, alerting, dashboards, and tracing into one observability tool. Choose between cloud access and self-hosting, keeping in mind the operational work for self-hosted Community and the Cloud Teams usage charges.
Visit SigNozThe facts
| Watchflare | SigNoz | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Linux, Mac, Self-hosted, Web | Android, API, iPhone, Self-hosted, Web |
| Lowest paid plan | Free or on request | SigNoz Cloud for Startups: $19 a month |
| Plans published | 1 | 4 |
| Maker | Not published | Not published |
| Website | watchflare.io | signoz.io |
| On container monitoring | #34 of 51 | #30 of 51 |
Watchflare: what it does well
- Collects host metrics every 30 seconds.
- Optional Docker and Podman container monitoring.
- Daily scans across about 30 package managers.
- Email and multiple Shoutrrr notification channels.
- Free self-hosted plan runs on your hardware.
What to know first
- Windows support is planned, not listed as available.
- Container metrics are not buffered during outages.
- Documented Docker deployment requires Engine 20.10+ and Compose v2+.
SigNoz: what it does well
- Combines logs, metrics, traces, and exceptions.
- OpenTelemetry-native approach avoids proprietary agents.
- Query Builder works across all signal types.
- Offers cloud and self-hosted deployment options.
- New cloud users get 30-day access to all features.
What to know first
- Self-hosted users manage infrastructure and backups.
- Cloud Teams has a $49 a month minimum.
- Signal usage can incur additional listed charges.
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