Calculators
Free pay calculators for workers and employers
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Free collection of pay calculators for US and UK workers, freelancers, and HR managers. Calculate overtime, notice periods, freelance rates, shift
PayCalcTools provides free calculators for pay, employment, freelancing, and tax-related calculations. Each calculator explains its formula, assumptions, and sources, based on official employment law for US workers (Fair Labor Standards Act) and UK workers (employment legislation). The platform offers tools for calculating overtime pay, notice periods, freelance day rates, shift differentials, and reverse sales tax. All calculations are performed instantly in your browser with no sign-up, account creation, or data storage required. The site is independently published and not affiliated with government agencies, employers, or regulatory authorities, though it references official sources for accuracy.
Pricing model: Free
Yes. Every calculator uses the official formulas from employment law: the US Fair Labor Standards Act (FLSA) for American workers and UK employment legislation for British workers. The site reviews and updates every tool when the law changes. Results are for guidance; for complex situations, confirm with your employer or HR department.
No. Every calculator works instantly in your browser. The site does not ask for your email, does not store the numbers you enter, and your data never leaves your device.
Yes, completely free with no hidden charges, premium plans, or paywalls. The site is supported by display advertising, not by charging users.
The Overtime Pay and Shift Differential Calculators are based on US federal law (FLSA). The Notice Period Calculator is based on UK employment law. The Freelance Day Rate Calculator works for any country by selecting your currency.
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PayCalcTools has a free listing. The owner can unlock the full profile with a paid launch for $5:
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