The primary benefit of using automated testing tools is the increased efficiency and reliability they bring to software testing processes. Automated testing allows for the rapid execution of test cases, significantly reducing the time required for regression and performance testing. This results in quicker identification of defects, leading to faster release cycles and improved software quality. Additionally, automated testing enhances test coverage, enabling the testing of multiple scenarios that might be impractical to perform manually. Ultimately, these tools support continuous integration and delivery practices, fostering a more agile development environment.