AppSignal review
Broad monitoring coverage with a useful free plan for small development teams.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
AppSignal is a cloud application performance monitoring platform for development teams that need broad visibility across application behavior and infrastructure signals. Its feature set spans error tracking, performance monitoring for requests and queries, distributed tracing, host metrics, uptime checks, dashboards, logging, anomaly detection, and cron and process check-ins. It supports Ruby, Elixir, Node.js, Python, Go, Java, PHP, Rust, and OpenTelemetry, with MCP access to errors, performance data, traces, logs, metrics, and dashboards.
The pricing structure gives small teams a low-risk starting point. The Free plan includes 50K requests, 1GB of logging, and 5-day retention. The Paid plan costs $23.25 per month when billed annually and raises the allowance to 250K requests per month, with logging available and unlimited users, teams, applications, and dashboards. A 30-day free trial is also available. This makes AppSignal suitable for teams that want to begin without a subscription, then move to a paid plan as request volume or collaboration needs grow.
Its ecosystem fit is practical for development workflows: integrations include OpenTelemetry, Vercel, Kubernetes, AWS CloudWatch, Slack, PagerDuty, Microsoft Teams, GitHub, GitLab, Jira, Linear, and Trello. Developers can connect errors, traces, logs, and deployments in one interface, while performance views include duration breakdowns, event timelines, and slow-query visibility. AppSignal is a strong choice for teams seeking broad, cloud-based monitoring with a free entry point. Teams that require dependency mapping or browser and mobile real-user monitoring should choose a platform whose documented scope includes those capabilities.
AppSignal pros and cons
- Where it wins
- Free plan includes 50K requests, 1GB logging, and 5-day retention
- Covers errors, performance, tracing, hosts, uptime, metrics, logs, and alerts
- Integrates with OpenTelemetry, Kubernetes, Vercel, Slack, Jira, and PagerDuty
- Where it doesn't
- Free plan has limited request volume and five-day retention
- Dependency mapping and real-user monitoring are outside its documented scope
- The hosted service sends OpenTelemetry data to AppSignal's servers
AppSignal fact sheet, pricing and score →
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