Download this tool from official website and install in your system. It comes with an easy to use interface. It has a three column layout. At the left most side, it has option to encrypt and decrypt files. At the, right most side, it shows the name of all encryption algorithm it supports. At the middle column, it shows hard drives of your system.
Whenever you want to see the encrypted file, run the tool again, browse the encrypted file from the middle, and then click on Decrypt at the left side. It will decrypt the file and create the decrypt version of file with .dec extension. You will need to remove this .dec extension leaving the rest file name as it is.
This tool comes in very small size but work very nice. I personally used this tool in various type of files and folders. It works nice. If you are looking for a good file encryption tool, this free tool can help you.
You can also use this tool in place of folder locker tools.
Download File Encryption here
Use File Encryption and share your views with us via comments.