Don't just take our word for it. Give each of the top 3 web app testing tools a trial run, and decide which is most useful in your unique situation.
Dotcom-Monitor: Monitor, Repair, Optimize
Dotcom-Monitor offers users a free 30-day trial. There is no obligation to purchase, and no credit card is required.
New Relic: Better Software Faster
A platform to gather and view real-time software analytics. Multiple groups can utilize the data to make decisions about how your customers use your applications. Gives insight to the operations team on how to improve e-commerce applications.
New Relic offers a free basic account, which gives you limited access to the entire software family. No credit card is necessary.
Nagios: The Industry Standard in IT Infrastructure Monitoring
An internal IT infrastructure management system that identifies unseen issues, preventing infrastructure outages. Monitoring includes installed applications, services operating systems, network protocols and infrastructure devices.
Nagios software trials are fully functional with no restrictions.