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Simple online calculators and tools for everyday life

Useful calculators for finance, health, dates, conversions and everyday decisions.

Quick finance tools

Quick everyday tools

Quick dates tools

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Start with some of the most useful tools on Toolzen.

Add or remove VAT from any amount quickly and easily.

Calculate sale prices and discount savings in seconds.

Work out percentages, increases, and percentages of values.

Calculate exact age from a date of birth.

Find the number of days between two dates.

Calculate monthly repayments, total repayment, and total interest.

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