Both platforms add fees to the buyer's total by default and let the organizer absorb them instead. Figures are for one ticket bought on its own.
Eventbrite: 3.7% + $1.79 service fee per paid ticket and 2.9% payment processing per order, from eventbrite.com/organizer/pricing, checked Sep 22, 2026. Free events are free on both.
Terlo: $0.99 per ticket at $10 and up, 3% with a $0.30 minimum under $10. Payment processing is Stripe's 2.9% + $0.30 on the whole order, passed to the buyer at cost.