The program allows you to choose the place where you want to see the number of fps, as well as color and font. You ca also set a key to enable and disable it, F6 by default
When you want to take a screenshot, you can take it pressing F7 and choose the outpt format and folder.
Video recording options are similar and F8 is the key by default and it can be recorded as WMV and AVI.
If you usually play games and you want to record gameplay videos, it can be very helpful.
15 days trial version