The deepest, most integrated observability platform — with a bill to match.
Free tier up to 5 hosts + 14-day full-feature trial
Free (paid from $15/host/mo) Visit Site →
Observability tools
8 tools tagged “Observability”, each reviewed against the same criteria: real pricing, verified features, honest pros and cons, and an editorial rating out of 5.
All-in-one observability with a genuinely free tier — but usage-based bills that scale fast
Free forever: 100GB/mo data + 1 full user, no credit card
Free (100 GB/mo + 1 full user); data from $0.40/GB, users from $10/mo Visit Site →
Fully managed LGTM observability stack — hosted Grafana, Prometheus, Loki and Tempo with a genuinely generous free tier.
Free forever tier — no credit card required
$0 (Pro from $19/mo + usage) Visit Site →
Search-powered observability, security, and analytics at per-GB pricing that scales.
Free trial, no commitment; self-managed tier is free
From ~$99/mo hosted; serverless from $0.07/GB ingested Visit Site →
Enterprise-grade, AI-powered observability with granular usage-based pricing that scales with consumption.
15-day free trial, no credit card required
$0.01/GiB-hour (~$58/mo per 8 GiB host) Visit Site →
Uptime, incidents, and logs in one affordable observability platform
Free forever: 10 monitors + 3 GB logs; save ~25% annually
$0 Visit Site →
High-cardinality observability built for debugging complex distributed systems.
Free plan: 20M events/month, unlimited seats, no card
Free; Pro from $150/mo Visit Site →
Cost-efficient, serverless observability with an unusually generous free tier
Free forever: 500 GB/mo ingest, no credit card required
$0 Visit Site →