~!~10points~!~recovery/permane… delete software help!?

Ok i want to get these programs but not sure which are the best and fit the things that i am looking for in them i can pay for them if needed but i would perfer freeware,I have already tried download.com and no luck especially on permanentley deleting programs,I am wondering if there is out of all the recovery programs out there if there is one that can tell me if the files i deleted has been recovered by a program before or system restore and the date/time it was recovered,and i need a program that will permanentley delete these files after i recover them because i have NEVER used a recovery on these files before and i am wanting to know if someone used my computer and did it without me knowing and then just deleted them again so i would not find out,will someone please help me,i will be very greatful and i will make sure they get the 10 points