Free tools

Small, useful, no signup.

Calculators that run entirely in your browser. Nothing is uploaded, nothing is tracked.

Tax

GST / VAT tax invoice calculator

Enter line items and a rate per line, choose tax-inclusive or exclusive pricing, and get net, tax, and total — with a per-rate summary and an optional two-component split.

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Tired of calculating by hand?

In Flowyana, every invoice and POS sale splits tax by itself and posts it to the books. See it on your own tax setup.

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