contacting cf/x

we would always like to hear from you, so please don't hesitate to contact us. here's how:

general inquiries, feedback to products, press info:

technical problems:

please understand that we provide technical support only to people who have registered their plugs with us. if you have problems with a free plug please use our email address.

bug reports:

service enquiries (artwork, custom or curtailed plugs):


snail mail (global postal system):

christian franz
universitatstr. 93
ch-8006 zurich



no phone, please!
please note that we are small and cannot provide 24-hour service to everyone around the globe (although we would love to, but we have to sleep sometime). therefore we do not provide a telephone number. please do not call us via phone unless we ask you to. thank you.


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