CalculatorFox provides 1,336 free online calculators with step-by-step workings, cited sources, and embeddable widgets, plus paid workspaces for saved scenarios and synced figures across websites.
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Get ListedCalculatorFox is a web-based calculator library with 1,336 free tools spanning 23 categories such as loans, tax, fitness, math, and construction. Every calculator displays step-by-step workings and cited sources, and each can be embedded on external websites with three lines of code. A paid workspace adds scenario saving, comparison, exports, and client reporting for advisers.
Businesses can publish branded calculators that sync updated rates across every embed. Financial advisers can generate client-facing scenarios and reports. Students and professionals use the free tools for quick, verifiable math, finance, health, and conversion tasks without creating an account.
