JavaScript Error Monitoring

Easily Find and Reproduce JavaScript Errors

TrackJS makes finding and fixing client-side errors simple. We automatically detect bugs on your website and give you a clear view of how the user got to the error.

Don't wait for your users to report bugs. Know as soon as they happen with TrackJS.

Scriptguy is hurt

Used by Developers That Care

JavaScript Error Tracking

See How It Works

JavaScript errors are unpredictable. Finding bugs and triaging user reports is annoying, time-consuming, and expensive. TrackJS makes JavaScript error handling easy and accessible for your whole team. With our simple reports and clear alerts, you'll see and understand errors in your frontend code with the context to fix bugs fast.

We're Here For You

Not For Investors

Priced for you

No Surprise Bills

We don't bill our service by the number of errors or events you send. That wouldn't incentivize us to help you fix errors! We want to be your partner, and to succeed when you succeed.

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Engineer Supported

Engineer Supported

Service is the most important part of SaaS. If you need help, our engineering team is available to you. No forums, no "first-tier" support, no outsourcing. Just real help from people who know how it works.

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Employee Owned

Employee Owned

We're not being squeezed by private equity or beholden to venture capital. TrackJS is 100% employee owned and operated. We're here to do right by our customers. We succeed when you do.

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TrackJS Dashboard

Confidence In Your Code

TrackJS catches errors from every user, every browser, and every framework. Errors are automatically tracked, enriched, and analyzed to keep you informed of problems, so you can respond and make it right. Fix bugs before users even report them.

TrackJS Error Report

Understand Why Errors Happen

TrackJS tells the story of why errors happened with our Telemetry Timeline. It shows you all network requests, application events, and user actions that lead to the error. Along with enriched stack traces and inline source code, TrackJS is the easiest and fastest way to understand frontend bugs.

TrackJS Installation

Installs in 5 Minutes

The TrackJS agent installs in minutes. Just copy-paste 6 lines into your html, or install our module from npm. You don't need to modify your code at all! Our agent is the smallest and most compatible of any error monitoring service, and it will work seamlessly for you.


Thousands of Developers Love TrackJS

You Will Too

Cory House

Cory House

Principal Engineer at Cox Automotive

TrackJS cured our client-side blindness. It shined a spotlight on unknown production issues. With TrackJS, we're empowered to proactively resolve UI errors the moment they occur instead of passively waiting for customers to report issues.

David Walsh

David Walsh

Senior Software Engineer at Mozilla

TrackJS has been an invaluable tool in helping to quickly identify JavaScript errors resulting from bad code and browser updates. TrackJS is a safety net that every web developer needs to have their back.

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TrackJS in Action

JavaScript Bugs Caught

Protect your JavaScript