Looking for a Mercury alternative in 2026? The strongest options are Wave. Mercury is business banking for startups: accounts, cards, and payments in one app (free tier · from $20/mo) — the tools below overlap on the core job with different trade-offs.
Invoicing, accounting, and payments for small businesses
Mercury is a fintech-powered business banking platform built for startups, small businesses, and scaling companies. It offers free checking and savings accounts with no minimums, 1.5% cashback on credit card spend, no-fee USD wire payments, and up to 3.64% yield via Mercury Treasury. Paid plans start at $20/mo. Trusted by over 300,000 businesses, it also includes invoicing, expense management, and accounting integrations.