No. GIVIT is a not-for-profit organisation and will not be taking any cut, or charging any fees to assist in getting the funds to those in need.
For more please see GIVIT's website: http://www.givit.org.au/faq
Should you require further assistance PayK customer support are here to help if you need.
Phone: 1800-729-528 Email: support@payk.com.au Facebook: www.facebook.com/getpayk/