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TrackJS vs Sentry(2026)

TrackJS is better for teams that need best-in-class js timeline. Sentry is the stronger choice if best error tracking dx. TrackJS is paid (from $29/mo) and Sentry is freemium (from $26/month).

Full feature breakdown, pricing details, and pros & cons below.

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TrackJS logo

TrackJS

paid

TrackJS specializes in JavaScript error monitoring, capturing the complete timeline of user actions before an error — network requests, console logs, and user events.

Starting at $29/mo

Visit TrackJS
Sentry logo

Sentry

freemium

Sentry provides real-time error tracking and performance monitoring for web and mobile applications.

Starting at $26/month

Visit Sentry

How Do TrackJS and Sentry Compare on Features?

FeatureTrackJSSentry
Pricing modelpaidfreemium
Starting price$29/mo$26/month
JavaScript error tracking✓—
User telemetry timeline✓—
Network request capture✓—
Console log capture✓—
Agent-based monitoring✓—
Email alerts✓—
API access✓—
Error tracking—✓
Performance monitoring—✓
Session replay—✓
Profiling—✓
Crons—✓
Alerts—✓

TrackJS Pros and Cons vs Sentry

T

TrackJS

+Best-in-class JS timeline
+Lightweight agent
+Focus on frontend errors
+Simple pricing
−Frontend only (no backend SDKs)
−Fewer integrations
−Smaller team/community
S

Sentry

+Best error tracking DX
+Great free tier
+SDK for every language
+Session replay
−Can get expensive at scale
−Complex pricing
−Noisy alerts if not tuned

Should You Use TrackJS or Sentry?

Choose TrackJS if…

  • •Best-in-class JS timeline
  • •Lightweight agent
  • •Focus on frontend errors

Choose Sentry if…

  • •Best error tracking DX
  • •Great free tier
  • •SDK for every language