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Validate Vat
Instant EU VAT number validation for seamless compliance and automation.

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Website, pricing, platforms and company facts side by side.
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| Website | thevatapi.com | whatsoftware.com |
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| Company | Startup from the United Kingdom · 1 - 9 employees · 2025 | — |
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In their own words, as submitted to SaaSHub.


The VAT API is a fast and reliable solution for validating EU VAT numbers via a simple, developer-friendly API. Designed for businesses, SaaS platforms, and eCommerce sites operating across Europe, it automates VAT ID verification in real time—helping you stay compliant, reduce fraud, and...
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As answered by people managing The VAT API and File Split Join.
The VAT API's answer
Built on AWS (Amazon EC2/API Gateway), with Postman collection for docs, JSON/REST API architecture pulling VAT data from VIES and HMRC endpoints
The VAT API's answer
businesses all over the world
The VAT API's answer
Digital businesses, SaaS and e-commerce platforms needing accurate, real-time VAT rate lookup, VAT number validation, and compliant invoice generation across EU & UK.
The VAT API's answer
Launched in late 2014 for new EU VAT rules (TBE services). Version 2 released in April 2019 with rewritten core, better docs, infrastructure, pricing, and future-proofing (Brexit, EU changes)
The VAT API's answer
A UK-based, Amazon‑hosted service with real-time VAT rates, cross-border validation (EU/UK), compliant invoicing features, IP-based geolocation, currency conversion, audit-ready logs, and developer-friendly docs.
The VAT API's answer
Offers mature, stable service since 2015, scalable AWS infrastructure, direct integration with official EU Commission and HMRC tools, and built-in VAT-compliant invoicing.
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Put your VAT compliance on autopilot - for free
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