Error tracking in applications is crucial for maintaining user satisfaction and business profitability, as unmonitored errors can lead to customer frustration, increased acquisition costs, revenue loss, and even employee turnover. Proper error monitoring tools like Rollbar provide developers with insights into how errors impact users, allowing for swift prioritization and resolution, which can convert dissatisfied users into loyal customers. Tools like Rollbar offer a clear overview of errors, their frequency, and affected users, enabling teams to address the most critical issues efficiently, thus freeing up time to focus on developing new features. By reducing the time spent on error resolution, businesses can improve development velocity, reduce technical debt, and enhance employee morale while fostering a more positive customer experience.