OpenSalesTax
7.4#3 in tax engine softwareFree planFree planWebAPILinuxmacOS
VisitOpenSalesTax vs VATCalc Calculator
VATCalc Calculator
5.7#16 in tax engine softwareWebAPI
VisitWhat both publish
| Fact | OpenSalesTax | VATCalc Calculator |
|---|---|---|
| Purpose | OpenSalesTax calculates how much sales tax to charge on US transactions using public data and per-state modules. | VAT Calculator provides real-time or batch VAT/GST determination for domestic and cross-border transactions. |
OpenSalesTax plans
- Free / open sourceFree
- Free self-hosted engineFree
VATCalc Calculator plans
- VAT CalculatorPriced on request
Pick OpenSalesTax if…
OpenSalesTax suits developers or organizations building US transaction tax calculations who can self-host an API. Users should be prepared to verify calculations with the relevant state Department of Revenue before remitting.
Pick VATCalc Calculator if…
It suits businesses that need VAT or GST calculations embedded in commerce, ERP, ecommerce, or invoicing systems. Its mapping options and integrations may also suit organizations handling cross-border transactions.