Wave is “free” — but charges 2.9% + 30¢ on every payment. ZiggyInvoice charges a flat monthly fee with no payment markup.
Try ZiggyInvoice free →Wave is free to use, but charges 2.9% + 30¢ on every credit card payment and 1% on bank transfers. If you collect $50,000/year from clients, that's $1,480+ in Wave payment fees alone. ZiggyInvoice costs $228/year on the Starter plan — and you pay Stripe's standard fees, which are identical to what Wave charges.