Coinvoice provides a suite of tools for businesses to integrate cryptocurrency payments into their operations. The platform allows merchants to send invoices, create payment links, and use API integrations to accept a wide range of cryptocurrencies from customers globally. Its core service converts incoming crypto payments into stablecoins or fiat currency (like USD or EUR) to protect businesses from price volatility, settling the funds directly to their bank account. The company aims to simplify cross-border B2B transactions by leveraging the speed and low cost of crypto payments.