← All toolsCategory 43 · Finance, insurance and transactionsBilling, contracts and financial dates
Billing, contracts and financial dates
in one clear view.
4 calculators in this category · Browse by topic or open a tool directly.
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Credit Card Grace Period Calculator
Compare statement, due and purchase dates while making pay-in-full and card-agreement assumptions visible. Sensitive inputs stay in your browser. Verify important decisions with a qualified professional.
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Day Count Convention Calculator
Compare Actual/360, Actual/365, Actual/Actual and 30/360 U.S. year fractions for two dates. Inputs stay in your browser.
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Lease Termination Notice Calculator
Calculate an arithmetic notice endpoint from user-confirmed service and counting rules without inventing local law. Sensitive inputs stay in your browser. Verify important decisions with a qualified professional.
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Payment Terms Calculator
Turn invoice dates and Net 7–90 or custom terms into a due date with an explicit day-one convention. Inputs stay in your browser.
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