GST Calculator

GST電卓

Calcuate GST Tax on the go along with other mathematical calculations. GST Calculator Tool is simple, easy to use and the quickest way to calculate GST tax on sales or purchase of goods or services.

Simple GST Calculator

Useful to calculate GST quickly with simple interface optimised for GST calculations.

Simply enter the Initial Amount of transaction and the GST Rate and get the results calculated as you type in. You can see the amount inclusive or exclusive of tax amount. Simply use "Add GST" to get the total amount of goods or services including GST or "Remove GST" to get the net amount of goods or services exclusive of GST.

Generally kept GST calculations as a center point, this calculator tool is handy and useful to calculate other percentage based calculations including Discount calculations, Tip calculations or even simple percentage calculations.