Is there a memory card recovery program that doesn't make you pay at all?

Unfortunately there is no free tool available that recover accidentally formatted data from memory card, but if your data is worthy then you can retrieve all the data from memory card with the help of "Kernel for FAT and NTFS" memory card recovery software for the same, just plug your memory card to the system on which the software is installed and then scan the card in which the software will preview you the deleted or corrupted videos, then select and save according to your choice. You can check the demo version of the software from - http://www.memorycardrecovery.org