Looking for a Wave alternative in 2026? The strongest options are Mercury. Wave is invoicing, accounting, and payments for small businesses (free tier · paid plans available) — the tools below overlap on the core job with different trade-offs.
Business banking for startups: accounts, cards, and payments in one app
Wave is an all-in-one financial management platform built for small business owners, freelancers, and contractors. It combines accounting, invoicing, online payments, receipt scanning, and payroll in a single system. The platform is known for its free core accounting and invoicing tools, with paid add-ons for payroll and a Pro plan for additional features.