Note: free converting FLV to MOV is just part function of Emicsoft FLV Converter which is distributed by Emicsoft Studio.
Step 1: Free download FLV to MOV Converter and install it.
The interface is like the following:

Condition1: you already have flv video files on your computer.
1. Click "Add Files" button, choose the flv video you want to convert. Batch conversion from FLV to MOV supported.
2. Under "Profile" option, choose output format as QuickTime(*.mov).

4. Under "Destination" option., specify the output folder to save the FLV to MOV files.
3. Click start button to convert FLV to MOV. Just a while, you can get the QuickTime mov files with vivid pictures and rich sound.
If you happenly want to convert FLV files to MOV for QuickTime or Apple products, just download free FLV to MOV Converter and have a try.