Useful browser tools

Simple tools. Instant answers.

Fast, practical calculators and utilities that run directly in your browser. No account needed.

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Profit Margin Calculator

Calculate gross profit and margin from revenue and cost.

Enter your figures and calculate.
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Discount Calculator

Find the final price after a percentage discount.

Enter your figures and calculate.
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ROI Calculator

Estimate your return on an investment.

Enter your figures and calculate.
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Word & Character Counter

Count words, characters, and estimated reading time.

Enter text to see the count.