Cash Flow Forecast Calculator. Free cash flow forecast calculator. Enter your bank balance, monthly money in and out, and see your runway and ending cash. No signup. See how much cash you will have left in six months — and how long your runway lasts. Built for small business owners who want a simple, free toolkit to run inventory, send invoices, manage customers, track suppliers, and understand sales without paying for bloated enterprise software. ExpressBizTools runs in your browser, works on phones, tablets, and laptops, and never charges per user. Create invoices in seconds, scan barcodes with your phone camera, watch low-stock alerts so you never lose a sale, and export clean reports when it is time to file taxes or talk to your accountant. Whether you run a retail shop, a freelance practice, a restaurant, a salon, an Etsy store, a food truck, or an auto repair shop, the same workflow handles your day-to-day. No signup is required to try it, and your data stays yours.