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PostHog vs Sentry

A detailed comparison to help you choose between PostHog and Sentry.

Last reviewed:
P
PostHog

Open-source product analytics with session replay and feature flags.

S
Sentry

Error tracking and performance monitoring for developers

FeaturePostHogSentry
Pricing ModelFreemiumFreemium
Free TierYesYes
Monthly Cost (Solo)$0$0
Target Audiencesolopreneurs, startups, developersdevelopers, startups
VerifiedYesNo
Solo-FriendlyYesYes
Open SourceYesYes
Editorial Rating4.4/54.6/5
CategoriesAnalytics, Developer ToolsDeveloper Tools
Key FeaturesProduct analytics, Session replay, Feature flags, A/B testing, SurveysError tracking and alerting, Performance monitoring, Session replay, Release tracking, Issue grouping and deduplication
Free Tier Quality
excellent
excellent

Pricing Breakdown

PostHog

Free: 1M events/month, 5K recordings. Usage-based: $0.000045/event beyond free. Self-hosted: free (open source). No per-seat pricing.

Sentry

Developer (Free): 5K errors, 10K transactions, 1 user. Team: $26/month (50K errors). Business: $80/month. Enterprise: custom. Self-hosted: free.

Integration Overlap

Shared Integrations (3)

Next.jsSlackGitHub

Only in PostHog (7)

ReactPythonRubyGoSegmentZapierSentry

Only in Sentry (7)

GitLabJiraPagerDutyLinearVercelDjangoExpress

Use Case Fit

PostHog

  • * Product usage analytics
  • * Session recording and replay
  • * Feature flags and rollouts
  • * A/B testing and experimentation
  • * User surveys and feedback

Sentry

  • * Production error tracking and alerting
  • * Application performance monitoring
  • * Session replay for debugging
  • * Release health monitoring
  • * Cron job monitoring

PostHog

Pros

  • + All-in-one product analytics
  • + Generous free tier (1M events/mo)
  • + Open source and self-hostable
  • + Session replay included

Cons

  • - UI less polished than Amplitude
  • - Learning curve
  • - Self-hosting requires resources

Sentry

Pros

  • + Generous free tier (5K errors/month)
  • + Excellent error grouping and deduplication
  • + SDKs for every language and framework
  • + Open source (self-hostable)

Cons

  • - Can be noisy without proper configuration
  • - Performance monitoring adds cost
  • - Complex pricing at scale

Editorial Verdict

Both tools are evenly matched on price. PostHog excels at product usage analytics, while Sentry is stronger for production error tracking and alerting.

Sarah Chen

Editor-in-Chief