Web application testing services employ a wide range of testing strategies to ensure the robustness of an application. These strategies include:

Regression Testing
As web applications evolve with regular updates and enhancements, regression testing ensures that new changes do not introduce unexpected issues. It verifies that existing functionalities continue to work as expected even after modifications. Read more - https://luxequality.com/web-app-testing/ here.

Load Testing
Load testing assesses an application's performance under heavy user loads. By simulating a large number of concurrent users, it helps businesses identify bottlenecks and scalability issues. This is crucial for applications that experience fluctuations in traffic, such as e-commerce sites during peak shopping seasons.