More about the 5 Best Frontend Error Monitoring Tools.
Rollbar is focused on becoming an Enterprise APM tool while LogRocket is focused on Session Replay tools for product analytics. Rollbar will be more useful for DevOps teams, while LogRocket for product owners. For a lower-cost alternative focused on small teams for frontend error tracking, consider TrackJS.
With TrackJS, the focus is on errors occurring on the browser. Filtering is second to none, and the quick views of trending errors are helpful in digging past the 3rd party script noise. It filters down to the core issues.