This is not free software. you are hereby licensed to use this software for evaluation purposes without charge for a period of 15 days. If you use this software after the 15 day evaluation period a registration fee of $45.95 is required.Credit card ordering and quantity discounts are available.When payment is received you will be sent full version licence serial code of Total Video Converter. There is no watermark on the converted video for the registered version. And you can make a trial of command line's feature if you register a standard version.