New Relic
New Relic is the all-in-one web application performance tool that lets you see performance from the end user experience, through servers, and down to the line of app code.
Plans
Standard (FREE)
Fully functional app performance management. Includes server and real user management.
Pro 1
Fully functional app performance management with all the bells and whistles for up to 1 server.
Pro 5
Fully functional app performance management with all the bells and whistles for up to 5 servers.
Pro 10
Fully functional app performance management with all the bells and whistles for up to 10 servers.