Inclusion Criteria:  Age ≥ 18 years Able and eligible to access services on selftest.ge Self-identify as a PWID and or MSM Living in Batumi or Tbilisi Able to understand the scope of the study and provide informed consent through online platform. Able to read and understand Georgian Unknown HCV serology status (i.e., never tested for HCV or tested HCV ab- in a most recent test performed no later than 6 months before enrolment)  Exclusion Criteria:  Self-reported previously confirmed positive HCV status (either Ab or RNA) Un-eligible for Georgian National Hepatitis Elimination program