Best Metrics Monitoring Tools in 2026
Updated
Metrics monitoring tools help you keep track of the measurements relevant to services and infrastructure. Compare data ingestion and custom metrics to consider what can be brought into view, then weigh data retention and query language for working with those measurements over time. SLO tracking and a self-hosted option add further distinctions. Free-plan availability and paid-from pricing can help frame the available plans. Dynatrace Kubernetes Monitoring, Netdata and SigNoz are among the entries to compare, with Amazon CloudWatch Logs and InfluxDB also included. Think about the metrics you need, how you want to query them, and which retention, deployment and pricing details suit your monitoring setup.
34ranked
17free plans on this page
$0.03/molowest paid tier
11 Oct 2026last checked
Recognised 40% · Phone app 26% · Documented 20% · Free plan 14% of the score
- 1 Dynatrace Kubernetes Monitoring iPhone + Android RecognisedPhone appDocumentedFree plan 7.8$1.40/mo Custom metrics: YesQuery language: proprietary
- 2 Netdata iPhone + Android RecognisedPhone appDocumentedFree plan 7.7$4.50/mo
- 3 SigNoz iPhone + Android RecognisedPhone appDocumentedFree plan 7.7$19/mo
- 4 Amazon CloudWatch Logs No phone app RecognisedPhone appDocumentedFree plan 6.4$0.03/mo
- 5 InfluxDB No phone app RecognisedPhone appDocumentedFree plan 6.4Free
- 6 Grafana Cloud Application Observability No phone app RecognisedPhone appDocumentedFree plan 6.3$0.03/mo
- 7 Oracle Log Analytics No phone app RecognisedPhone appDocumentedFree plan 6.3Free Data retention: 90 daysCustom metrics: YesQuery language: proprietary
- 8 StatsD No phone app RecognisedPhone appDocumentedFree plan 6.3Free Custom metrics: Yes
- 9 Checkmk No phone app RecognisedPhone appDocumentedFree plan 6.2$275/mo
- 10 Chronosphere Application Observability No phone app RecognisedPhone appDocumentedFree plan 6.2
- 11 collectd No phone app RecognisedPhone appDocumentedFree plan 6.2Free Custom metrics: Yes
- 12 Grafana k6 No phone app RecognisedPhone appDocumentedFree plan 6.2$19/mo
- 13 groundcover No phone app RecognisedPhone appDocumentedFree plan 6.2$30/mo
- 14 Icinga No phone app RecognisedPhone appDocumentedFree plan 6.2$166.67/mo
- 15 Nagios XI No phone app RecognisedPhone appDocumentedFree plan 6.2Free
- 16 Thanos No phone app RecognisedPhone appDocumentedFree plan 6.2Free Custom metrics: YesQuery language: promql
- 17 VictoriaMetrics No phone app RecognisedPhone appDocumentedFree plan 6.2$200/mo
- 18 OpenObserve No phone app RecognisedPhone appDocumentedFree plan 6.1Free
- 19 Prometheus No phone app RecognisedPhone appDocumentedFree plan 6.1Free
- 20 Google Cloud Monitoring No phone app RecognisedPhone appDocumentedFree plan 5.7$0.06/mo
- 21 PulseBoard No phone app RecognisedPhone appDocumentedFree plan 5.7 Custom metrics: YesQuery language: promql
- 22 Zabbix No phone app RecognisedPhone appDocumentedFree plan 5.7
- 23 Amazon Managed Service for Prometheus No phone app RecognisedPhone appDocumentedFree plan 5.6 Data retention: 1,095 daysCustom metrics: YesQuery language: promql
- 24 Graphite No phone app RecognisedPhone appDocumentedFree plan 5.6
- 25 Sematext APM No phone app RecognisedPhone appDocumentedFree plan 5.6$19/mo Data retention: 1 daysCustom metrics: Yes
Compare all 25 in a table
| # | App | Score | Free plan | From | Free plan | Paid from | Data retention | Custom metrics |
|---|---|---|---|---|---|---|---|---|
| 1 | Dynatrace Kubernetes Monitoring | 7.8 | $1.40/mo | No | 29 /mo | Yes | ||
| 2 | Netdata | 7.7 | Free plan | $4.50/mo | Yes | 4.5 /mo | ||
| 3 | SigNoz | 7.7 | Free plan | $19/mo | Yes | 49 /mo | ||
| 4 | Amazon CloudWatch Logs | 6.4 | Free plan | $0.03/mo | No | |||
| 5 | InfluxDB | 6.4 | Free plan | Yes | ||||
| 6 | Grafana Cloud Application Observability | 6.3 | Free plan | $0.03/mo | Yes | |||
| 7 | Oracle Log Analytics | 6.3 | Free plan | Free | Yes | 90 days | Yes | |
| 8 | StatsD | 6.3 | Free plan | Free | Yes | |||
| 9 | Checkmk | 6.2 | Free plan | $275/mo | Yes | |||
| 10 | Chronosphere Application Observability | 6.2 | ||||||
| 11 | collectd | 6.2 | Free plan | Free | Yes | |||
| 12 | Grafana k6 | 6.2 | Free plan | $19/mo | Yes | |||
| 13 | groundcover | 6.2 | Free plan | $30/mo | Yes | 30 /mo | ||
| 14 | Icinga | 6.2 | Free plan | $166.67/mo | Yes | |||
| 15 | Nagios XI | 6.2 | Free plan | Free | Yes | |||
| 16 | Thanos | 6.2 | Free plan | Free | Yes | |||
| 17 | VictoriaMetrics | 6.2 | Free plan | $200/mo | Yes | |||
| 18 | OpenObserve | 6.1 | Free plan | Free | Yes | |||
| 19 | Prometheus | 6.1 | Free plan | Free | Yes | |||
| 20 | Google Cloud Monitoring | 5.7 | $0.06/mo | No | ||||
| 21 | PulseBoard | 5.7 | No | Yes | ||||
| 22 | Zabbix | 5.7 | Yes | 50 /mo | ||||
| 23 | Amazon Managed Service for Prometheus | 5.6 | No | 1,095 days | Yes | |||
| 24 | Graphite | 5.6 | ||||||
| 25 | Sematext APM | 5.6 | $19/mo | No | 2.8 /mo | 1 days | Yes |
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