Zennvoi is the fastest way for freelancers to create and send professional invoices. Build an invoice in under 60 seconds, pick from 6 premium PDF themes, and email it directly to your client with a payment link attached. Clients pay online through Stripe — funds go straight to your account. Set up recurring invoices, manage clients, and get automatic payment reminders. Free plan included, no credit card required. Less admin, more work.