Free Monitoring
Discover 45+ free monitoring tools and services for developers. All resources include generous free tiers or are fully open-source.
Free tier limits, side by side
Checked6 of 6 monitoringentries below have had their actual quotas read off the vendor's own pricing page. Each row links to the page the numbers came from, with the date they were read.
| Service | Free allowance | Retention | Check interval | Seats |
|---|---|---|---|---|
| Better Stack · source | 10 monitors & heartbeats, 1 status page, 3 GB logs + 30 GB metrics/mo | 3 days (logs, traces, web events) | Not published | Not published |
| UptimeRobot · source | 50 monitors, 1 status page, 5 integrations | 3 months | 5 minutes | 0 login seats |
| Grafana Cloud · source | 10k active metric series; 50 GB each of logs, traces and profiles per month | 14 days | Not published | 3 active users |
| Datadog · source | 5 hosts, 100 custom metrics per host | 1 day (metrics) | Not published | Not published |
| New Relic · source | 100 GB data ingest per month | At least 8 days | Not published | 1 full platform user, unlimited basic users |
| Checkly · source | 10,000 API + 1,000 browser check runs per month, 10 uptime monitors | 7 days raw, 30 days aggregated | 2 minutes (highest frequency) | 1 |
Free tiers change without notice. Figures are what the vendor published on the date shown — check the source link before you commit to one.
Better Stack
Uptime monitoring, incident management, status pages. Free: 10 monitors and heartbeats, 1 status page.
UptimeRobot
Website monitoring. Free: 50 monitors, 5-minute intervals.
Grafana Cloud
Free tier: 10K metrics, 50GB logs, 50GB traces, 14 days retention.
Datadog
Free tier: up to 5 hosts for infrastructure monitoring.
New Relic
Full-stack observability. Free: 100GB data ingest/month, 1 full user.
Checkly
API and E2E monitoring. Free: 1 user, 10K API check runs/month.
Compare these head to head
Deeper write-ups on tools listed above — pricing, trade-offs and a verdict.