WaveGenuinely free invoicing and bookkeeping for budget-conscious freelancers. | $0 | Starter plan is free: unlimited invoices, estimates and bills, plus bookkeeping and expense tracking. | Budget-conscious solo freelancers who need free, unlimited invoicing and real bookkeeping — and don’t bill by the hour. | Review → |
Zoho InvoiceZoho Invoice is the best free invoicing tool for freelancers comfortable inside the Zoho ecosystem — full-featured at $0, with no paid upgrade path when you outgrow it. | $0 | 100% free since 2021 — no paid tier. Third-party sources cite limits of 500 invoices per year and up to 2 users. | Solo freelancers and micro-businesses who want a genuinely free, full-featured invoicing tool and are comfortable living inside the Zoho ecosystem. | Review → |
FreshBooksEffortless invoicing with built-in time tracking for solo service freelancers. | $23/mo | — | Solo service freelancers who bill by time or by project and want effortless invoicing without learning accounting. | Review → |
Invoice NinjaThe cheapest credible invoicing tool, with 40+ payment gateways and a self-hosted option. | $0 | Free plan: up to 5 clients with unlimited invoices; no credit card required. | Freelancers with a handful of clients who want the cheapest credible invoicing tool with maximum payment-gateway flexibility — or technically inclined freelancers who want to self-host for $40/yr. | Review → |