We recommend to get in touch with our support team first. Please create a support ticket and provide all necessary information, so that we can look into your inquiry and provide the best possible assistance.
If you were unable to resolve a matter amicably with Clickworker Support, you also have the option of contacting the ombudsman’s office of the German Crowdsourcing Association: https://ombudsstelle.crowdwork-igmetall.de/en.html