TrackJS vs Sentry: Which is Better in 2026?
Choosing between TrackJS and Sentry comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: Sentry wins this matchup. Our overall Debugging pick is LogRocket. Our free Debugging pick is k9s. Pick TrackJS if you need debugging.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
TrackJS
Catch and report JavaScript errors for frontend visibility
Best for you if:
- • You want javaScript error tracking
- • You want good features
Sentry
Application monitoring & error tracking
Best for you if:
- • You want a free tier before you commit
- • You want excellent error grouping
- • You want good integrations ecosystem
| At a Glance | TrackJS | Sentry |
|---|---|---|
Starts at | $49/moStarter | FreeFree tier available |
Best For | Debugging | Monitoring |
Rating | 4.7/5 | 4.6/5 |
Free plan | No | Yes |
Choose TrackJS or Sentry?
Choose TrackJS if
Catch and report JavaScript errors for frontend visibility
- You want javaScript error tracking
- You want good features
- Your work is debugging-shaped, not monitoring-shaped
Choose Sentry if
Application monitoring & error tracking
- You want a free tier before you commit
- You want excellent error grouping
- You want good integrations ecosystem
- Budget matters (Free vs $49/mo)
- Your work is monitoring-shaped, not debugging-shaped
| Feature | TrackJS | Sentry |
|---|---|---|
| Pricing Model | Paid | Freemium |
| User Rating | ★4.7/5 20 reviews | ★4.6/5 297 reviews |
| Categories | DebuggingDeveloper Tools | MonitoringDebugging |
In-Depth Analysis
TrackJS
Catch and report JavaScript errors for frontend visibility
TrackJS's Starter tier at $49/month for 100,000 page views is on the higher side compared to some market alternatives, making it feel a bit expensive for small projects.
Watch out
Overage fees for exceeding page view limits
Strengths
- +JavaScript error tracking
- +Good features
- +Fair pricing
- +Active development
- +Good for debugging
Weaknesses
- -Limited features
- -Better alternatives exist
- -JavaScript only
- -Per-error pricing
- -Feature gaps
Key features
Sentry
Application monitoring & error tracking
Sentry is the error tracking standard for development teams, and its pricing is reasonable at low volumes but scales aggressively with event count.
Watch out
Error volume overages: Team and Business include 50K errors. Each additional 50K costs a flat rate that varies by plan. A medium-traffic app generating 500K errors/mo on Team pays significantly more than the $26 base price
Strengths
- +Excellent error grouping
- +Good integrations ecosystem
- +Useful context in errors
- +Free tier available
Weaknesses
- -Can be expensive at scale
- -Complex setup for some features
- -UI can be overwhelming
Key features
Pricing: TrackJS vs Sentry
| Plan | TrackJS | Sentry |
|---|---|---|
| Tier 1 | $49 Starter | Free Developer |
| Tier 2 | Custom Team | $26 month (annual) Team |
| Tier 3 | Custom Enterprise | $80 month (annual) Business |
| Tier 4 | N/A | custom Enterprise |
Pricing verified from each vendor's public pricing page. Compare in detail on TrackJS pricing and Sentry pricing.
Who Should Use What?
On a budget?
Sentry has a free tier. TrackJS is paid only.
Go with: Sentry
Want the highest-rated option?
TrackJS: 4.7/5 (20 reviews). Sentry: 4.6/5 (297 reviews).
Go with: TrackJS
Value user reviews?
TrackJS: 20 reviews (4.7/5). Sentry: 297 reviews (4.6/5).
Go with: Sentry
3 Questions to Help You Decide
What's your budget?
TrackJS is paid. Sentry is freemium. Sentry lets you start free.
What's your use case?
TrackJS is a debugging tool. Sentry is in monitoring. Pick the category that matches your needs.
How important are ratings?
TrackJS is rated higher: 4.7/5 vs 4.6/5.
Key Takeaways
Sentry
- Larger review base (297 reviews)
- Free tier available
- Our pick for this comparison
TrackJS
- Higher user rating: 4.7/5 vs 4.6/5
- Better fit for debugging
The Bottom Line
Sentry wins this matchup. Our overall Debugging pick is LogRocket. Our free Debugging pick is k9s.
Frequently Asked Questions
Is TrackJS or Sentry better?
Sentry is rated in our evaluation. TrackJS is paid and Sentry is freemium.
What are TrackJS and Sentry used for?
TrackJS: Catch and report JavaScript errors for frontend visibility. Sentry: Application monitoring & error tracking.
What does TrackJS cost vs Sentry?
TrackJS is a paid tool. Sentry is freemium (free tier + paid plans). Visit their websites for detailed pricing.