Calculators for Small Business

Our range of calculators for contractors and permanent employees can be used for a variety of tasks from calculating taxes and net pay through to comparing contract rates and effects of IR35. In addition to the calculators listed below you can view our complete calculator directory.

Profits and Taxes

Limited Company Calculator

Calculate profit, corporation taxes, and dividends.

Corporation Tax Calculator

Calculate corporation tax payable on net profits.

Dividend Tax Calculator

Calculate taxes payable on dividends.

PAYE/NI + Net Salary Calculator

Quickly calculate PAYE income tax, N.I and net pay.


VAT Calculator

Calculate VAT amounts for invoicing.

IR35 / Income Shifting / Section 660

IR35 Calculator

How much does IR35 cost you?

IR35 Taxes Calculator

Compare taxes inside/outside IR35.

Deemed Payment Calculator

Calculate deemed payment and taxes due.

Income Shifting Calculator

How much could the new legislation cost you?

Section 660 Calculator

How much could Section 660A cost you?

Late Payment

Late Payment Calculator

Calculate the interest you can charge on late payments.