So you ask users to complete KYC but do not provide any service details, what is your registration number? And your legal details?

Although there are some reviews https://www.trustpilot.com/review/swapter.io that seem positive, they are fake and there are a lot of complaints -----> https://www.trustpilot.com/review/swapter.io?stars=1.
It is better to avoid this service.