More about the 5 Best Frontend Error Monitoring Tools.
Raygun is a full featured error monitoring service while LogRocket does Session Replay and product analytics. Raygun will be best for fullstack DevOps teams, while LogRocket is better suited to product owners. For a cheaper, front-end error tracking alternative, 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.