Sentry

sentry.io
Observability & Monitoring
Weekend Project

Real-time error tracking and performance monitoring for modern applications.

How to Replace Sentry

Overview

Sentry is an error tracking platform that helps developers monitor and fix crashes in real time. It provides insights into application performance, releases, and user experience across web, mobile, and server environments.

Features

42 features across 21 categories

Analytics(4)

Custom MetricsPremium

Track custom metrics alongside error and performance data for holistic application insights.

Error Velocity

Track the rate of new errors to identify sudden spikes or regressions.

Query Builder

Build custom queries to search and filter events based on any attribute.

Spike DetectionAI

Automatically detect sudden increases in error rates or performance degradation.

Also in: Hugging Face, Notion, Smartsheet

Backend(1)

Backend Monitoring

Monitor server-side errors, exceptions, and performance in Python, Java, Node.js, and other backends.

Also in: Netlify, Gatsby, Astro

Background Jobs(1)

Cron MonitoringPremium

Monitor scheduled jobs and background tasks to detect failures and performance issues.

Collaboration(1)

Team Collaboration

Share insights, assign issues to team members, and collaborate on error resolution.

Also in: Notion, Airtable, Obsidian

Core Monitoring(1)

Error Tracking

Automatic detection and aggregation of errors across your application with full stack traces.

Dashboard(2)

Custom DashboardsPremium

Create personalized dashboards to visualize specific metrics and KPIs.

Multi-project Dashboard

Centralized view of errors across multiple projects and teams.

Data Management(4)

Data Retention Policy

Configure how long error data is retained to meet compliance and cost requirements.

Dynamic SamplingAIPremium

Automatically adjust sampling rates based on transaction type and error likelihood to optimize data costs.

Event Filtering

Filter and sample events to control costs and focus on critical errors.

Inbound Filters

Prevent certain errors from being reported based on URLs, error messages, or other criteria.

Also in: monday.com, Notion, Airtable

Debugging(5)

Breadcrumbs

Track user actions and system events leading up to an error for better debugging context.

Event Attachments

Attach screenshots, logs, and other files to error events for better context.

Replay with Network InsightsPremium

View network requests, responses, and console logs alongside session replays.

Source Maps

Upload source maps to map minified/compiled code back to original source for accurate error reporting.

Suspect CommitsAI

Identify which commits likely introduced errors to speed up debugging.

Deployment(1)

Self-Hosted OptionPremium

Deploy Sentry on-premises for complete data control and compliance.

Environment Management(1)

Environment Tracking

Separate and track errors across multiple environments like staging, development, and production.

Frontend(1)

Frontend Monitoring

Track JavaScript errors, resource loading issues, and user interactions in web applications.

Integration(2)

API Access

REST and GraphQL APIs for programmatic access to error data and project management.

Custom Integrations

Create custom integrations with webhooks to send Sentry data to any external system.

Intelligence(3)

Issue ForecastingAIPremium

Predict future error trends and potential system failures using machine learning.

Smart GroupingAIPremium

AI-powered automatic grouping of similar errors to reduce noise and improve signal.

Suggested FixesAIPremium

AI-powered suggestions for common fixes based on error patterns and best practices.

Mobile(1)

Mobile Error Tracking

Monitor crashes and performance issues in iOS and Android applications.

Monitoring(1)

Error Rate Monitoring

Real-time monitoring of application error rates with alerting on threshold violations.

Notifications(1)

Alerts and Notifications

Configurable alerts sent to team members via email, Slack, or webhooks when issues are detected.

Performance(3)

Performance Monitoring

Monitor application performance metrics including transaction duration, throughput, and error rates.

ProfilingPremium

Analyze CPU and memory usage patterns to identify performance bottlenecks in production.

Transaction Tracing

Trace requests across distributed systems to identify where performance issues occur.

Release Management(2)

Release Health Tracking

Monitor the health and adoption of releases with crash-free user sessions metrics.

Release Tracking

Track errors and issues associated with specific application releases.

Security(3)

Audit LogsPremium

Track all administrative actions and changes for compliance and security auditing.

RBAC and Permissions

Role-based access control to manage team member permissions across projects.

SSO IntegrationPremium

Single sign-on support for enterprise authentication via SAML, OAuth, and other protocols.

User Experience(2)

Session ReplayPremium

Replay user sessions to understand the context behind errors and crashes.

User Feedback

Collect user feedback when errors occur to understand impact and improve support.

Workflow(2)

Issue Management

Triage, assign, and resolve issues with workflow management and custom status tracking.

Issue Timeline

View complete history of issue state changes, comments, and activities.

Pricing

Free

Free
  • Error tracking
  • performance monitoring
  • basic session replay

Team

$29/mo
  • All Free features plus advanced tools

Business

Popular
$99/mo
  • All Team features plus enterprise capabilities

Enterprise

Contact Sales
  • Custom limits
  • dedicated support
  • SSO

Cost Calculator

Keep Paying Sentry

Monthly$29/mo
Yearly$348/yr
5-Year Total$1.7k

Build It Yourself

Est. Build Time~3 hrs
Hosting$20/mo
DifficultyVery Easy

Total Cost Comparison

1 YearSave $108
SaaS
$348
DIY
$240
3 YearsSave $324
SaaS
$1k
DIY
$720
5 YearsSave $540
SaaS
$1.7k
DIY
$1.2k

DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 42 features at very easy complexity.

Build vs Buy

Should you build a Sentry alternative or buy the subscription? Estimate based on 42 features.

Buy Sentry

Better Value
Monthly cost$290/mo
3-year total$10,440
Time to deployDays

Build Your Own

Development cost$24,000
Maintenance$360/mo
3-year total$36,960
Dev time~2 months

Buying Sentry saves ~$26,520 over 3 years vs building.

Estimates based on 42 features and a BuildScore of 5/5. Actual costs vary.

Integrations

30 known integrations