Best monitoring and error tracking tools

A broad SaaS observability platform covering infrastructure metrics, APM, logs, synthetics and security.

Uptime monitoring, status pages, on-call, logs and error tracking bundled in one hosted platform.

Open-source dashboards for metrics, logs and traces, with a hosted Grafana Cloud stack.

Developer-focused error tracking and performance monitoring for web, mobile and backend apps.

Open-source, OpenTelemetry-native observability for traces, metrics and logs in one app.

Simple, inexpensive website and API uptime monitoring with a long-standing free plan.

Full-stack observability platform with usage-based pricing and a large free data allowance.

Open-source observability platform for logs, metrics, traces and RUM with low-cost object storage.

Error tracking, uptime and cron monitoring in one simple tool for web developers.

Logs, metrics, APM and synthetics built on Elasticsearch, hosted or self-managed.

Open-source metrics collection, time series database and alerting toolkit, the standard for Kubernetes.

Free, open-source enterprise monitoring for servers, networks, VMs and applications.

Real-time error monitoring with smart grouping and deploy tracking for web and backend apps.

Free, self-hosted uptime monitor with status pages and dozens of notification channels.

Infrastructure and application monitoring with auto-discovery, from a free edition to SaaS.

Per-second infrastructure monitoring with zero-configuration dashboards and built-in anomaly detection.

Fast, affordable status pages with built-in uptime monitors and on-call alerts.

Atlassian's hosted status page service for communicating incidents to customers and staff.

Enterprise observability platform known for automatic discovery and AI-assisted root cause analysis.

SolarWinds' website uptime, transaction and real user monitoring service.

Synthetic monitoring for APIs and web apps using Playwright checks written as code.

Developer-friendly APM with errors, performance, logs and uptime for Ruby, Elixir, Node.js and more.

Cloud log analytics platform for operations and security teams, with SIEM features.

Centralised log management and SIEM with a free self-managed open edition.

Open-source error tracking that accepts Sentry SDKs and is easy to self-host.

Zoho's all-in-one hosted monitoring for websites, servers, networks, cloud and applications.

Uptime monitoring, browser checks and status pages aimed at SaaS teams.

Open-source status pages and uptime monitoring with checks from many global regions.

Open-source infrastructure monitoring that grew from Nagios, with a modern web UI and API.

The classic open-source server and network monitoring engine with a vast plugin ecosystem.

SmartBear's error and crash monitoring, strong on mobile apps and release stability.

Open-source APM on OpenTelemetry and ClickHouse for traces, metrics and logs.

Simple hosted log aggregation with live tail and search, part of SolarWinds.

Open-source observability on ClickHouse unifying logs, traces, metrics, errors and session replay.

Cisco-owned Splunk's hosted suite for infrastructure monitoring, APM and real user monitoring.

Observability tool built for exploring high-cardinality trace and event data when debugging.

On-call scheduling, alert routing and incident response platform for engineering and ops teams.

Cron job and background task monitoring that alerts you when a scheduled job doesn't check in.

Fast, resource-efficient open-source time series database and monitoring stack compatible with Prometheus.

Slack- and Teams-native incident management with on-call, status pages and post-incident reviews.

Open-source distributed tracing platform, a graduated CNCF project originally built at Uber.

Monitoring for cron jobs, background workers, websites and APIs, with status pages.

Crash reporting, real user monitoring and APM from a New Zealand-based vendor.

Hosted log and event data platform built for storing large volumes cheaply and querying them fast.

UK-based website monitoring for uptime, page speed, SSL, domains and servers.

Lightweight APM for Ruby, Python, PHP and Elixir apps with errors and logs included.

SolarWinds' hosted log management and analytics service with dashboards and alerts.

Observability platform for logs, metrics and traces that stores data in your own cloud bucket.

IBM's automated APM and observability platform for microservices, SaaS or self-hosted.

Long-running error and performance monitoring service now owned by LogicMonitor.