G2's pricing data for MillionVerifier shows no permanent free tier. A free trial is available for evaluation, allowing prospective buyers to assess verification accuracy and workflow before committing. MillionVerifier's paid plans operate on a prepaid credit model with no monthly expiry, bulk upload via CSV, API access, Zapier integration, and loyalty discounts up to 50% for repeat customers. G2 reviewers note up to 3,000 verifications per month are accessible across API and batch modes. Enterprise needs are handled via custom quotes. The trial functions as a capability preview, while MillionVerifier's paid plans unlock full volume processing, integrations, and the credit-refund guarantee on unverifiable emails.