Help: I lost a file on my phone and I'm trying to recover it

[Lionel]

Originally Posted by thurman merman

I accidentally deleted a video on my phone and I've been searching the web all night trying to figure out how to recover it. All I can find is a bunch of expensive file recovery programs. Surely people accidentally delete stuff all the time and there has to be an easier way to recover it for free, right? It's just a single video; I didn't delete multiple files.

The phone is a Samsung Galaxy SII. Anybody have any experience or knowledge of how to do this without paying a bunch of money?

These two are free.
Edit: only free ones I know for mac
http://www.cgsecurity.org/wiki/TestDisk
or
http://www.cgsecurity.org/wiki/PhotoRec

Otherwise if you have access to a windows pc download Recuva which is free.