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Alternatives · 2026

The best Vatstack alternatives

The rest of Best Tax Engine Software, in this site's order: each with what it costs, where it runs and its record score.

1 AndroidiPhone & iPadWeb+1 Free plan Record5.7 Visit
2
OpenSalesTax

OpenSalesTax may suit developers or organizations seeking a self-hosted API for US sales-tax calculations using public data.

WebMacLinux+2 Free plan Record5.4 Visit
3
Numeral

Numeral suits businesses needing sales tax, VAT, or GST calculation, registration, and filing through an API.

WebAPI Free plan Record5.2 Visit
4
ShipVAT

ShipVAT may suit developers or businesses that need tax calculations and related compliance tools through an API.

WebAPI $49 a month Record5.0 Visit
5
Avalara AvaTax

AvaTax is aimed at businesses and teams handling tax calculations across sales or purchasing workflows, including finance, accounting, tax,…

WebAPI $699 a year Record4.6 Visit
6
Stripe Tax

Stripe Tax suits businesses that need sales tax, VAT, or GST calculation and collection across supported jurisdictions.

API — Record4.5 Visit
7
VAT Engine

VAT Engine is suited to ecommerce and finance teams, with API endpoints and records for developers and accountant review.

WebAPI Free plan Record4.3 Visit
8
Zamp

Zamp suits finance and accounting teams seeking sales tax registration, calculation, filing, and notice handling.

API Free plan Record4.3 Visit
9
Cbox Tax

Cbox Tax suits teams building Laravel applications that need consumption-tax calculations across its listed regimes.

Self-hosted Free plan Record4.1 Visit
10
ONESOURCE Determination

It may suit organizations handling multiple indirect tax types, high transaction volumes, or specialized jurisdiction and industry needs.

WebWindowsLinux+2 — Record4.0 Visit
11 API $39 a month Record3.9 Visit
12
VATCalc Calculator

It suits businesses integrating tax calculations with shopping carts, ERP, ecommerce, invoicing, or other applications.

WebAPI — Record3.9 Visit
13
CCH Tagetik

It is aimed at enterprise finance teams, particularly the Office of the CFO, that need planning, close, consolidation, and reporting capabilities.

WebSelf-hosted — Record3.7 Visit
14
Complyt

Complyt suits businesses in SaaS, e-commerce, retail, and professional services that need transaction tax calculations or nexus monitoring.

WebAPI — Record3.7 Visit
15
Sovos Tax Determination

Sovos positions the product for businesses handling tax determination across sales and purchases, including organizations using ERP, ecommerce, or…

WebAPI — Record3.7 Visit
16
Vertex Cloud Indirect Tax

Vertex Cloud Indirect Tax suits businesses managing indirect taxes across jurisdictions and transaction systems.

WebAPI — Record3.7 Visit
17
Vertex for e-Commerce

Vertex describes the service for e-commerce sellers of digital goods and services, particularly businesses with small tax teams.

WebAPI — Record3.7 Visit
18
Vertex VAT Compliance

It suits multinational organisations managing VAT and GST across multiple countries.

WebAPI — Record3.7 Visit
19 WebAPI — Record3.6 Visit
20 WebAPI $99 a month Record3.6 Visit
21
AkuCalc

AkuCalc is aimed at finance and tax teams, controllers, ERP teams, and growing businesses.

API — Record3.5 Visit
22
CCH SureTax

CCH SureTax is intended for retailers and brands managing sales tax across multiple sales channels.

API — Record3.5 Visit
23
CereTax

CereTax is aimed at communications, energy, SaaS, ecommerce, and other businesses with complex indirect tax requirements.

WebAPI — Record3.5 Visit
24 API $50 a month Record3.4 Visit