
Datadog
Top Pick4.5/5From $31/host/mo
Best for: 50-5,000 employees
Strengths
- Most comprehensive observability: infra, APM, logs, RUM in one
- Best dashboards and alerting in the category
- 800+ integrations
- Strong AI/ML anomaly detection
Limitations
- Notoriously expensive at scale: bills can be unpredictable
- Per-host pricing model penalizes microservices








