Everybody can freely use this service without restrictions. We claim no any kind of rights or ownership on the output of the analysis tools; who owns the input also owns the output. As tools perform analysis locally, your data will not be even sent to our server.
As the site is JavaScript based, source code of all algorithms is automatically available for independent reviewing (use the "view source" feature of your browser to see the code). However unauthorized distribution of the code obtained directly from the site requires the prior permission from the owner.