WinTax Calculator is a free Canadian payroll tax calculator. It provides users with an easy way to calculate taxes on regular salary, bonus, retroactive pay and commission. Calculations include CPP, EI, Federal tax and Provincial tax (including Quebec). WinTax has the following features: save employee information; easy to understand tax calculation reports; User definable earnings and deductions. WinTax Calculator can calculate and save payroll tax calculations for one employee for any province.

The free version of WinTax allows you to save only one employee record. For an additional cost, the free version can be upgraded to WinTax Professional (50 employees) or WinTax Enterprise (unlimited employees).

The license of this software is Freeware, you can free download and free use this accounting software.